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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 4333.8-2022 |
Ferrosilicon—Determination of calcium content—Flame atomic absorption spectrometry 硅铁 钙含量的测定 火焰原子吸收光谱法 |
China National Standards content— |
 English PDF |
| GB/T 1819.1-2022 |
Methods for chemical analysis of tin concentrates—Part 1：Determination of moisture content—Heat drying method 锡精矿化学分析方法 第1部分：水分含量的测定 热干燥法 |
China National Standards content— |
English PDF |
| GB/T 3286.11-2022 |
Methods for chemical analysis of limestone and dolomite—Part 11: Determination of calcium oxide, magnesium oxide, silicon dioxide, aluminium oxide and iron oxide content—Wavelength dispersive X-ray fluorescence spectrometry (Fused cast bead method) 石灰石及白云石化学分析方法 第11部分：氧化钙、氧化镁、二氧化硅、氧化铝及氧化铁含量的测定 波长色散X射线荧光光谱法(熔铸玻璃片法) |
China National Standards content— |
English PDF |
| GB/T 12690.1-2022 |
Chemical analysis methods for non-rare earth impurities in rare earth metals and their oxides—Part 1: Determination of carbon and sulfur content—High frequency-infrared absorption method {译} 稀土金属及其氧化物中非稀土杂质化学分析方法 第1部分：碳、硫量的测定 高频-红外吸收法 |
China National Standards content— |
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| GB/T 40312-2021 |
Ferrophosphorus—Determination of phosphorus, silicon, manganese and titanium content—Wavelength dispersive X-ray fluorescence spectrometry method (fused cast bead method) 磷铁 磷、硅、锰和钛含量的测定 波长色散X射线荧光光谱法（熔铸玻璃片法） |
China National Standards content— |
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| GB/T 39715.4-2021 |
Plastics—Biobased content—Part 4: Determination of biobased mass content 塑料 生物基含量 第4部分：生物基物质含量的测定 |
China National Standards content— |
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| GB/T 39715.3-2021 |
Plastics—Biobased content—Part 3:Determination of biobased synthetic polymer content 塑料 生物基含量 第3部分：生物基合成聚合物含量的测定 |
China National Standards content— |
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| GB/T 39715.2-2021 |
Plastics—Biobased content—Part 2: Determination of biobased carbon content 塑料 生物基含量 第2部分：生物基碳含量的测定 |
China National Standards content— |
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| GB/T 39715.1-2021 |
Plastics—Biobased content—Part 1: General principles 塑料 生物基含量 第1部分：通用原则 |
China National Standards content— |
English PDF |
| GB/T 14949.2-2021 |
Manganese ores—Determination of nickel content—Flame atomic absorption spectrometric method 锰矿石 镍含量的测定 火焰原子吸收光谱法 |
China National Standards content— |
English PDF |
| GB/T 14949.11-2021 |
Manganese ores—Determination of carbon content—Gravimetric method and infrared absorption method 锰矿石 碳含量的测定 重量法和红外线吸收法 |
China National Standards content— |
English PDF |
| GB/T 7731.5-2021 |
Ferrotungsten—Determination of silicon content—Silicomolybdenum blue spectrophotometric method 钨铁 硅含量的测定 硅钼蓝分光光度法 |
China National Standards content— |
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| GB/T 7731.4-2021 |
Ferrotungsten—Determination of phosphorus content—Phosphorus molybdenum blue spectrophotometric method 钨铁 磷含量的测定 磷钼蓝分光光度法 |
China National Standards content— |
English PDF |
| GB/T 7731.1-2021 |
Ferrotungsten—Determination of tungsten content—Cinchonine gravimetric method and ammonium nitrate gravimetric method 钨铁 钨含量的测定 辛可宁重量法和硝酸铵重量法 |
China National Standards content— |
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| GB/T 7731.10-2021 |
Ferrotungsten—Determination of carbon content—Infrared absorption method 钨铁 碳含量的测定 红外线吸收法 |
China National Standards content— |
English PDF |
| GB/T 5195.11-2021 |
Fluorspar—Determination of manganese content—Periodate spectrophotometry and flame atomic absorption spectrometry 萤石 锰含量的测定 高碘酸盐分光光度法和火焰原子吸收光谱法 |
China National Standards content— |
English PDF |
| GB/T 223.90-2021 |
Iron, steel and alloy—Determination of silicon content—Inductively coupled plasma atomic emission spectrometric method 钢铁及合金 硅含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards content— |
English PDF |
| GB/T 40374-2021 |
Hardmetals—Determination of lead and cadmium content—Flame atomic absorption spectrometric method and inductively coupled plasma atomic emission spectrometry 硬质合金化学分析方法 铅量和镉量的测定 火焰原子吸收光谱法和电感耦合等离子体原子发射光谱法 |
China National Standards content— |
English PDF |
| GB/T 40114-2021 |
Jewellery—Determination of precious metal content—Difference method using inductively coupled plasma optical emission spectroscopy 首饰 贵金属含量的测定 ICP差减法 |
China National Standards content— |
English PDF |
| GB/T 8152.15-2021 |
Methods for chemical analysis of lead concentrates—Part 15:Determination of soluble lead content—Flame atomic absorption spectrometry 铅精矿化学分析方法 第15部分：可溶性铅含量的测定 火焰原子吸收光谱法 |
China National Standards content— |
English PDF |
| GB/T 8151.24-2021 |
Methods for chemical analysis of zinc concentrates—Part 24:Determination of soluble zinc content—Flame atomic absorption spectrometry 锌精矿化学分析方法 第24部分:可溶性锌含量的测定 火焰原子吸收光谱法 |
China National Standards content— |
English PDF |
| GB/T 5121.28-2021 |
Methods for chemical analysis of copper and copper alloys—Part 28：Determination of chromium,iron,manganese,cobalt,nickel,zinc,arsenic,selenium,silver,cadmium,tin,antimony,tellurium,lead and bismuth content—Inductively coupled plasma-mass spectrometry 铜及铜合金化学分析方法 第28部分：铬、铁、锰、钴、镍、锌、砷、硒、银、镉、锡、锑、碲、铅和铋含量的测定 电感耦合等离子体质谱法 |
China National Standards content— |
English PDF |
| GB/T 6730.28-2021 |
Iron ores—Determination of fluorine content—Ion-selective electrode method 铁矿石 氟含量的测定 离子选择电极法 |
China National Standards content— |
English PDF |
| GB/T 6730.48-2021 |
Iron ores—Determination of bismuth content— Dithiodiantipyryl methane spectrophotometric method 铁矿石 铋含量的测定 二硫代二安替吡啉甲烷分光光度法 |
China National Standards content— |
English PDF |
| GB/T 38478-2021 |
Determination of astaxanthin opticalisomers content—Liquid chromatography 虾青素旋光异构体含量的测定 液相色谱法 |
China National Standards content— |
English PDF |
| GB/T 22930.2-2021 |
Leather and fur—Chemical determination of metal content—Part 2:Total metal content 皮革和毛皮 金属含量的化学测定 第2部分：金属总量 |
China National Standards content— |
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| GB/T 22930.1-2021 |
Leather and fur—Chemical determination of metal content—Part 1:Extractable metals 皮革和毛皮 金属含量的化学测定 第1部分：可萃取金属 |
China National Standards content— |
English PDF |
| GB/T 14949.6-2021 |
Manganese ores—Determination of copper,lead and zinc content—Flame atomic absorption spectrometric method 锰矿石 铜、铅和锌含量的测定 火焰原子吸收光谱法 |
China National Standards content— |
English PDF |
| GB/T 40795.1-2021 |
Chemical analysis method of lanthanum-cerium metals and their compounds—Part 1:Determination of cerium content—Ammonium ferrous sulfate titration method 镧铈金属及其化合物化学分析方法 第1部分：铈量的测定 硫酸亚铁铵滴定法 |
China National Standards content— |
English PDF |
| GB/Z 39124-2020 |
Method for chemical analysis of lead concentrates—Determination of antimony content—Ce(SO4)2 titration method 铅精矿化学分析方法 锑含量的测定 硫酸铈滴定法 |
China National Standards content— |
English PDF |
| GB/T 39138.1-2020 |
Methods for chemical analysis of gold nickel chromium iron silicon boron alloys—Part 1：Determination of gold content—Potentiometric titration using ferrous sulfate 金镍铬铁硅硼合金化学分析方法 第1部分：金含量的测定 硫酸亚铁电位滴定法 |
China National Standards content— |
English PDF |
| GB/T 39138.2-2020 |
Methods for chemical analysis of gold nickel chromium iron silicon boron alloys—Part 2：Determination of nickel content—Dimethylglyoxime gravimetric method 金镍铬铁硅硼合金化学分析方法 第2部分：镍含量的测定 丁二酮肟重量法 |
China National Standards content— |
English PDF |
| GB/T 39143-2020 |
Methods for chemical analysis of gold-arsenic alloys—Determination of arsenic content—Inductively coupled plasma atomic emission spectrometry 金砷合金化学分析方法 砷含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards content— |
English PDF |
| GB/T 8151.23-2020 |
Methods for chemical analysis of zinc concentrates—Part 23: Determination of mercury content—Solid sampling and direct mercury analysis method 锌精矿化学分析方法 第23部分：汞含量的测定 固体进样直接法 |
China National Standards content— |
English PDF |
| GB/T 223.37-2020 |
Iron, steel and alloy—Determination of nitrogen content—Indophenol blue spectrophotometric method after distillation separation 钢铁及合金 氮含量的测定 蒸馏分离靛酚蓝分光光度法 |
China National Standards content— |
English PDF |
| GB/T 20975.9-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 9:Determination of lithium content—Flame atomic absorption spectrometry 铝及铝合金化学分析方法 第9部分：锂含量的测定 火焰原子吸收光谱法 |
China National Standards content— |
English PDF |
| GB/T 20975.25-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 25：Determination of elements content—Inductively coupled plasma atomic emission spectrometric method 铝及铝合金化学分析方法 第25部分：元素含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards content— |
English PDF |
| GB/T 20975.35-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 35:Determination of tungsten content—Thiocyanate spectrophotometric method 铝及铝合金化学分析方法 第35部分：钨含量的测定 硫氰酸盐分光光度法 |
China National Standards content— |
English PDF |
| GB/T 20975.36-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 36:Determination of silver content—Flame atomic absorption spectrometry 铝及铝合金化学分析方法 第36部分：银含量的测定 火焰原子吸收光谱法 |
China National Standards content— |
English PDF |
| GB/T 38812.3-2020 |
Direct reduced iron—Determination of silicon, manganese, phosphorus, vanadium, titanium, copper, aluminum, arsenic, magnesium, calcium, potassium and sodium content—Inductively coupled plasma atomic emission spectrometric method 直接还原铁 硅、锰、磷、钒、钛、铜、铝、砷、镁、钙、钾、钠含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards content— |
English PDF |
| GB/T 38812.2-2020 |
Direct reduced iron—Determination of metallic iron content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride 直接还原铁 金属铁含量的测定 三氯化铁分解重铬酸钾滴定法 |
China National Standards content— |
English PDF |
| GB/T 38812.1-2020 |
Direct reduced iron—Determination of iron(Ⅱ) content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride 直接还原铁 亚铁含量的测定 三氯化铁分解重铬酸钾滴定法 |
China National Standards content— |
English PDF |
| GB/T 8454-2020 |
Reduced ilmenite powder for welding rob—Determination of ferrous iron content—Potassium dichromate titrimetric method 焊条用还原钛铁矿粉 亚铁含量的测定 重铬酸钾滴定法 |
China National Standards content— |
English PDF |
| GB/T 6730.82-2020 |
Iron ores—Determination of barium content—EDTA titrimetric method 铁矿石 钡含量的测定 EDTA滴定法 |
China National Standards content— |
English PDF |
| GB/T 8704.6-2020 |
Ferrovanadium—Determination of silicon content—The sulfuric acid dehydration gralimetric method and the silicomolybdic blue photometric method 钒铁 硅含量的测定 硫酸脱水重量法和硅钼蓝分光光度法 |
China National Standards content— |
English PDF |
| GB/T 8704.5-2020 |
Ferrovanadium—Determination of vanadium content—The ammonium ferrous sulfate titrimetric method and the potentiometric titrimetric method 钒铁 钒含量的测定 硫酸亚铁铵滴定法和电位滴定法 |
China National Standards content— |
English PDF |
| GB/T 5687.12-2020 |
Ferrochromium—Determination of phosphorus, aluminum, titanium, copper, manganese, calcium content—Inductively coupled plasma atomic emission spectrometric method 铬铁 磷、铝、钛、铜、锰、钙含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards content— |
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| GB/T 4698.10-2020 |
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 10：Determination of chromium content—Ammonium ferrous sulfate titration and inductively coupled plasma atomic emission spectrometry（with vanadium） 海绵钛、钛及钛合金化学分析方法 第10部分：铬量的测定 硫酸亚铁铵滴定法和电感耦合等离子体原子发射光谱法（含钒） |
China National Standards content— |
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| GB/T 4702.18-2020 |
Chromiun metal—Determination of vanadium content—Tantalum reagent trichloromethane extraction spectrophtometry method 金属铬 钒含量的测定 钽试剂三氯甲烷萃取分光光度法 |
China National Standards content— |
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| GB/T 39719-2020 |
Field and concentrated natural rubber latices—Determination of magnesium content—Cyanide-free titrimetric method 新鲜和浓缩天然胶乳 镁含量的测定 滴定法（无氰法） |
China National Standards content— |
English PDF |
| GB/T 39544-2020 |
Natural rubber latex concentrate—Determination of total phosphate content—Spectrophotometric method 浓缩天然胶乳 总磷酸盐含量的测定 分光光度法 |
China National Standards content— |
English PDF |
| GB/T 39285-2020 |
Method for chemical analysis of palladium compounds—Determination of chlorine content—Ion chromatography 钯化合物分析方法 氯含量的测定 离子色谱法 |
China National Standards content— |
English PDF |
| GB/T 20975.34-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 34：Determination of sodium content—Flame atomic absorption spectrometric method 铝及铝合金化学分析方法 第34部分：钠含量的测定 火焰原子吸收光谱法 |
China National Standards content— |
English PDF |
| GB/T 20975.33-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 33：Determination of potassium content—Flame atomic absorption spectrometric method 铝及铝合金化学分析方法 第33部分：钾含量的测定 火焰原子吸收光谱法 |
China National Standards content— |
English PDF |
| GB/T 20975.20-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 20：Determination of gallium content—Butyrhodamine B spectrophotometric method 铝及铝合金化学分析方法 第20部分：镓含量的测定 丁基罗丹明B分光光度法 |
China National Standards content— |
English PDF |
| GB/T 3653.7-2020 |
Ferroboron—Determination of sulfur content—Infrared absorption method 硼铁 硫含量的测定 红外线吸收法 |
China National Standards content— |
English PDF |
| GB/T 14506.33-2019 |
Methods for chemical analysis of silicate rocks—Part 33: Determination of arsenic, stibium, bismuth and mercury elements content—Hydride generation atomic fluorescence spectrometry 硅酸盐岩石化学分析方法 第33部分：砷、锑、铋、汞量测定 氢化物发生-原子荧光光谱法 |
China National Standards content— |
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| GB/T 38397-2019 |
Coal tar—Determination of component content—Gas chromatography-mass spectrometry and thermogravimetry 煤焦油 组分含量的测定 气相色谱-质谱联用和热重分析法 |
China National Standards content— |
English PDF |
| GB/T 38396-2019 |
Pitch products of coal carbonization—Determination of mesophase content—Microscopical analysis by reflected light 焦化沥青类产品 中间相含量的测定 光反射显微分析方法 |
China National Standards content— |
English PDF |
| GB/T 38394-2019 |
Coal tar—Determination of sodium, calcium, magnesium and iron content—Inductively coupled plasma optical emission spectrometry 煤焦油 钠、钙、镁、铁含量的测定 电感耦合等离子体发射光谱法 |
China National Standards content— |
English PDF |
| GB/T 19941.2-2019 |
Leather and fur—Determination of formaldehyde content—Part 2: Colorimetric method 皮革和毛皮 甲醛含量的测定 第2部分：分光光度法 |
China National Standards content— |
English PDF |
| GB/T 19941.3-2019 |
Leather and fur—Determination of formaldehyde content—Part 3: Formaldehyde emissions 皮革和毛皮 甲醛含量的测定 第3部分：甲醛释放量 |
China National Standards content— |
English PDF |
| GB/T 19941.1-2019 |
Leather and fur—Determination of formaldehyde content—Part 1: High performance liquid chromatography method 皮革和毛皮 甲醛含量的测定 第1部分：高效液相色谱法 |
China National Standards content— |
English PDF |
| GB/T 13747.7-2019 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 7：Determination of manganese content—Patassium periodate spectrometry and inductively coupled plasma atomic emission spectrometry 锆及锆合金化学分析方法 第7部分：锰量的测定 高碘酸钾分光光度法和电感耦合等离子体原子发射光谱法 |
China National Standards content— |
English PDF |
| GB/T 13747.2-2019 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 2：Determination of iron content—1,10-phenanthroline spectrophotometry and inductively coupled plasma atomic emission spectrometry 锆及锆合金化学分析方法 第2部分：铁量的测定 1,10-二氮杂菲分光光度法和电感耦合等离子体原子发射光谱法 |
China National Standards content— |
English PDF |
| GB/T 13747.12-2019 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 12：Determination of silicon content—Molybdenum blue spectrophotometry 锆及锆合金化学分析方法 第12部分：硅量的测定 钼蓝分光光度法 |
China National Standards content— |
English PDF |
| GB/T 7739.2-2019 |
Methods for chemical analysis of gold concentrates—Part 2:Determination of silver content—Flame atomic absorption spectrometric method 金精矿化学分析方法 第2部分：银量的测定 火焰原子吸收光谱法 |
China National Standards content— |
English PDF |
| GB/T 14506.33-2019 |
Methods for chemical analysis of silicate rocks—Part 33: Determination of arsenic, stibium, bismuth and mercury elements content—Hydride generation atomic fluorescence spectrometry 硅酸盐岩石化学分析方法 第33部分：砷、锑、铋、汞量测定 氢化物发生-原子荧光光谱法 |
China National Standards content— |
English PDF |
| GB/T 8152.14-2019 |
Methods for chemical analysis of lead concentrates—Part 14: Determination of silicon dioxide content—Molybdenum blue spectrophotometry 铅精矿化学分析方法 第14部分：二氧化硅含量的测定 钼蓝分光光度法 |
China National Standards content— |
English PDF |
| GB/T 7739.14-2019 |
Methods for chemical analysis of gold concentrates—Part 14: Determination of thallium content—Inductively coupled plasma atomic emission spectrometry and inductively coupled plasma mass spectrometry 金精矿化学分析方法 第14部分：铊量的测定 电感耦合等离子体原子发射光谱法和电感耦合等离子体质谱法 |
China National Standards content— |
English PDF |
| GB/T 6730.80-2019 |
Iron ores—Determination of mercury content—Cold atomic absorption spectrometric method 铁矿石 汞含量的测定 冷原子吸收光谱法 |
China National Standards content— |
English PDF |
| GB/T 6730.79-2019 |
Iron ores—Determination of cadmium content—Hydride generation-atomic fluorescence spectrometric method 铁矿石 镉含量的测定 氢化物发生-原子荧光光谱法 |
China National Standards content— |
English PDF |
| GB/T 6730.78-2019 |
Iron ores—Determination of cadmium content—Graphite furnace atomic absorption spectrophotometric method 铁矿石 镉含量的测定 石墨炉原子吸收光谱法 |
China National Standards content— |
English PDF |
| GB/T 6730.77-201 |
Iron ores—Determination of arsenic content—Hydride generation-atomic fluorescence spectrometric method 铁矿石 砷含量的测定 氢化物发生-原子荧光光谱法 |
China National Standards content— |
English PDF |
| GB/T 6730.56-2019 |
Iron ores—Determination of aluminum content—Flame atomic absorption spectrometric method 铁矿石 铝含量的测定 火焰原子吸收光谱法 |
China National Standards content— |
English PDF |
| GB/T 4333.1-2019 |
Ferrosilicon—Determination of silicon content—Perchloric acid dehydration gravimetric method and potassium fluosilicate volumetric method 硅铁 硅含量的测定 高氯酸脱水重量法和氟硅酸钾容量法 |
China National Standards content— |
English PDF |
| GB/T 223.89-2019 |
Iron, steel and alloy—Determination of tellurium content—Hydride generation-atomic fluorescence spectrometric method 钢铁及合金 碲含量的测定 氢化物发生-原子荧光光谱法 |
China National Standards content— |
English PDF |
| GB/T 38441-2019 |
Pig iron and cast—Determination of chromium，copper，magnesium，manganese，molybdenum，nickel，phosphorus，tin，titanium，vanadium and silicon content—Inductively coupled plasma atomic emission spectrometric method 生铁及铸铁 铬、铜、镁、锰、钼、镍、磷、锡、钛、钒和硅的测定 电感耦合等离子体原子发射光谱法 |
China National Standards content— |
English PDF |
| GB/T 24583.8-2019 |
Vanadium-nitrogen—Determination of silicon, manganese, phosphorus, aluminum content—Inductively coupled plasma atomic emission 钒氮合金 硅、锰、磷、铝含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards content— |
English PDF |
| GB/T 24583.7-2019 |
Vanadium-nitrogen—Determination of oxygen content—Infrared absorption method 钒氮合金 氧含量的测定 红外线吸收法 |
China National Standards content— |
English PDF |
| GB/T 24583.5-2019 |
：Vanadium-nitrogen—Determination of phosphorus content—Bismuth molybdenum blue spectrophotometric method 钒氮合金 磷含量的测定 铋磷钼蓝分光光度法 |
China National Standards content— |
English PDF |
| GB/T 24583.4-2019 |
Vanadium-nitrogen—Determination of carbon content—Infrared absorption method 钒氮合金 碳含量的测定 红外线吸收法 |
China National Standards content— |
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| GB/T 24583.3-2019 |
Vanadium-nitrogen—Determination of nitrogen content—Distillation-neutralization titration method 钒氮合金 氮含量的测定 蒸馏-中和滴定法 |
China National Standards content— |
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| GB/T 24583.2-2019 |
Vanadium-nitrogen—Determination of nitrogen content—Thermal conductimetric method after fusion in a current of inert gas 钒氮合金 氮含量的测定 惰性气体熔融热导法 |
China National Standards content— |
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| GB/T 24583.1-2019 |
Vanadium-nitrogen—Determination of vanadium content—Ammonium ferrous sulfate titration method 钒氮合金 钒含量的测定 硫酸亚铁铵滴定法 |
China National Standards content— |
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| GB/T 20975.31-2019 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 31：Determination of phosphorus content—Molybdenum blue spectrophotometry 铝及铝合金化学分析方法 第31部分：磷含量的测定 钼蓝分光光度法 |
China National Standards content— |
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| GB/T 20975.30-2019 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 30：Determination of hydrogen content—Heating extraction-thermal conductivity method 铝及铝合金化学分析方法 第30部分：氢含量的测定 加热提取热导法 |
China National Standards content— |
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| GB/T 20975.29-2019 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 29:Determination of molybdenum content—Thiocyanate spectrophotometry 铝及铝合金化学分析方法 第29部分：钼含量的测定 硫氰酸盐分光光度法 |
China National Standards content— |
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| GB/T 20975.28-2019 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 28:Determination of cobalt content—Flame atomic absorption spectrometry 铝及铝合金化学分析方法 第28部分：钴含量的测定 火焰原子吸收光谱法 |
China National Standards content— |
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| GB/T 13747.5-2019 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 5：Determination of aluminium content—Chronic azurol-S-tetradrcylpyridine chloride spectrophotometry 锆及锆合金化学分析方法 第5部分：铝量的测定 铬天青S-氯化十四烷基吡啶分光光度法 |
China National Standards content— |
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| GB/T 4698.21-2019 |
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 21: Determination of manganese, chromium, nickel, aluminum, molybdenum, tin, vanadium, yttrium, copper and zirconium content—Atomic emission spectrometry 海绵钛、钛及钛合金化学分析方法 第21部分：锰、铬、镍、铝、钼、锡、钒、钇、铜、锆量的测定 原子发射光谱法 |
China National Standards content— |
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| GB/T 4698.17-2019 |
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 17:Determination of magnesium content—Flame atomic absorption spectrometry 海绵钛、钛及钛合金化学分析方法 第17部分: 镁量的测定 火焰原子吸收光谱法 |
China National Standards content— |
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| GB/T 4333.7-2019 |
Ferrosilicon—Determination of sulfur content—Infrared absorption method and chromatographic separation-barium sulfate gravimetric method 硅铁 硫含量的测定 红外线吸收法和色层分离硫酸钡重量法 |
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| GB/T 4333.6-2019 |
Ferrosilicon—Determination of chromium content—Diphenylcarbazide spectrophotometric method 硅铁 铬含量的测定 二苯基碳酰二肼分光光度法 |
China National Standards content— |
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| GB/T 4333.10-2019 |
Ferrosilicon—Determination of carbon content—Infrared absorption method 硅铁 碳含量的测定 红外线吸收法 |
China National Standards content— |
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| GB/T 3654.3-2019 |
Ferroniobium—Determination of silicon content—Gravimetric method 铌铁 硅含量的测定 重量法 |
China National Standards content— |
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| GB/T 6730.55-2019 |
Iron ores—Determination of tin content—Flame atomic absorption spectrometric method 铁矿石 锡含量的测定 火焰原子吸收光谱法 |
China National Standards content— |
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| GB/T 37588-2019 |
Carbon materials—Determination of nitrogen content—Dumas combustion method 炭素材料 氮含量的测定 杜马斯燃烧法 |
China National Standards content— |
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| GB/T 15076.3-2019 |
Methods for chemical analysis of tantalum and niobium—Part 3：Determination of copper content—Flame atomic absorption spectrometry 钽铌化学分析方法 第3部分: 铜量的测定 火焰原子吸收光谱法 |
China National Standards content— |
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| GB/T 13747.6-2019 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 6：Determination of copper content—2,9-Dimethyl-1,10-phenanthroline spectrophotometry 锆及锆合金化学分析方法 第6部分：铜量的测定 2,9-二甲基-1,10-二氮杂菲分光光度法 |
China National Standards content— |
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| GB/T 5173-2018 |
Surface active agents—Detergents—Determination of anionic-active matter content—Direct two-phase titration procedure 表面活性剂-洗涤剂-阴离子活性物含量的测定-直接两相滴定法 |
China National Standards content— |
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| GB/T 5174-2018 |
Surface active agents—Detergents—Determination of cationic-active matter content—Direct two-phase titration procedure 表面活性剂-洗涤剂-阳离子活性物含量的测定-直接两相滴定法 |
China National Standards content— |
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| GB/T 37191-2018 |
Raw rubber—Determination of water content—Karl Fischer method 生橡胶-水分含量的测定-卡尔费休法 |
China National Standards content— |
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| GB/T 37211.2-2018 |
Methods for chemical analysis of germanium metal—Part 2：Determination of aluminium,iron,copper,nickle,lead,cadmium, magnesium,cobalt,indium,zinc content—Inductively coupled plasma mass spectrometry method 金属锗化学分析方法-第2部分：铝、铁、铜、镍、铅、钙、镁、钴、铟、锌含量的测定-电感耦合等离子体质谱法 |
China National Standards content— |
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| GB/T 37211.1-2018 |
Methods for chemical analysis of germanium metal—Part 1：Determination of arsenic content—Arsenic stain method 金属锗化学分析方法-第1部分：砷含量的测定-砷斑法 |
China National Standards content— |
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| GB/T 6609.1-2018 |
Chemical analysis methods and determination of physical performance of alumina—Part 1：Determination of trace elements content—Inductively coupled plasma atomic emission spectrometry method 氧化铝化学分析方法和物理性能测定方法 第1部分：微量元素含量的测定 电感耦合等离子体原子发射光谱法 |
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| GB/T 35069-2018 |
Coke—Determination of phosphorus content—Reduced molybdophosphate spectrophotometric method 焦炭 磷含量的测定 还原磷钼酸盐分光光度法 |
China National Standards content— |
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| GB/T 6609.12-2018 |
Chemical analysis methods and determination of physical performance of alumina—Part 12：Determination of zinc oxide content—Flame atomic absorption spectrometry method 氧化铝化学分析方法和物理性能测定方法 第12部分：氧化锌含量的测定 火焰原子吸收光谱法 |
China National Standards content— |
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| GB/T 223.82-2018 |
Steel and iron—Determination of hydrogen content—Thermal conductivity/infrared method after fusion under inert gas 钢铁 氢含量的测定 惰性气体熔融-热导或红外法 |
China National Standards content— |
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| GB/T 6730.52-2018 |
Iron ores—Determination of cobalt content—Flame atomic absorption spectrometric method 铁矿石 钴含量的测定 火焰原子吸收光谱法 |
China National Standards content— |
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| GB/T 6730.2-2018 |
Iron ores—Determination of moisture content—Gravimetric method 铁矿石 水分含量的测定 重量法 |
China National Standards content— |
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| GB/T 36691-2018 |
Methyl vinyl silicone rubber—Determination of vinyl content—Near infrared spectroscopy 甲基乙烯基硅橡胶 乙烯基含量的测定 近红外法 |
China National Standards content— |
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| GB/T 5195.19-2018 |
Fluorspar—Determination of arsenic content—Silver diethyldithiocarbamate spectrometric method 萤石 砷含量的测定 二乙基二硫代氨基甲酸银光度法 |
China National Standards content— |
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| GB/T 3884.20-2018 |
Methods for chemical analysis of copper concentrates—Part 20:Determination of mercury content—Solid sampling and direct mercury analysis method 铜精矿化学分析方法 第20部分：汞量的测定 固体进样直接法 |
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| GB/T 24131.1-2018 |
Rubber, raw—Determination of volatile matter content—Part 1:Hot-mill method and oven method 生橡胶 挥发分含量的测定 第1部分：热辊法和烘箱法 |
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| GB/T 14949.8-2018 |
Manganese ores—Determination of hygroscopic moisture content—Gravimetric method 锰矿石 湿存水量的测定 重量法 |
China National Standards content— |
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| GB/T 5195.18-2018 |
Fluorspar—Determination of barium sulfate content—Gravimetric method 萤石 硫酸钡含量的测定 重量法 |
China National Standards content— |
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| GB/T 6609.19-2018 |
Chemical analysis methods and determination of physical performance of alumina—Part 19：Determination of lithium oxide content—Flame atomic absorption spectrometry method 氧化铝化学分析方法和物理性能测定方法 第19部分：氧化锂含量的测定 火焰原子吸收光谱法 |
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| GB/T 6730.14-2017 |
Iron ores—Determination of calcium content—Flame atomic absorption spectrometric method 铁矿石 钙含量的测定 火焰原子吸收光谱法 |
China National Standards content— |
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| GB/T 15076.13-2017 |
Methods for chemical analysis of tantalum and niobium—Part 13: Determination of nitrogen content—Inert gas fusion thermal conductivity method 钽铌化学分析方法 第13部分：氮量的测定 惰气熔融热导法 |
China National Standards content— |
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| GB/T 6730.49-2017 |
Iron ores—Determination of potassium content—Flame atomic absorption spectrometric method 铁矿石 钾含量的测定 火焰原子吸收光谱法 |
China National Standards content— |
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| GB/T 6730.75-2017 |
Iron ores—Determination of sodium content—Flame atomic absorption spectrometric method 铁矿石 钠含量的测定 火焰原子吸收光谱法 |
China National Standards content— |
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| GB/T 5195.6-2017 |
Fluorspar—Determination of phosphorus content—Photometric method 萤石 磷含量的测定 分光光度法 |
China National Standards content— |
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| GB/T 10574.10-2017 |
Methods for chemical analysis of tin-lead solders—Part 10：Determination of cadmium content—Flame atomic absorption spectrometry and Na2EDTA titration method 锡铅焊料化学分析方法 第10部分：镉量的测定 火焰原子吸收光谱法和Na2EDTA滴定法 |
China National Standards content— |
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| GB/T 10574.9-2017 |
Methods for chemical analysis of tin-lead solders—Part 9：Determination of aluminium content—Graphite furnace atomic absorption spectrometric method 锡铅焊料化学分析方法 第9部分：铝量的测定 电热原子吸收光谱法 |
China National Standards content— |
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| GB/T 34532-2017 |
Coking wastewater—Determination of ammonia nitrogen content—Formaldehyde method 焦化废水 氨氮含量的测定 甲醛法 |
China National Standards content— |
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| GB/T 34500.1-2017 |
Chemical analysis methods for rare earth residue and waste water—Part 1：Determination of fluorine content—Ion selective electrode analysis 稀土废渣、废水化学分析方法 第1部分：氟离子量的测定 离子选择电极法 |
China National Standards content— |
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| GB/T 12690.6-2017 |
Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides—Part 6: Determination of iron content—Kslium thiocyanate, 1,10-Phenanthroline spectrophotometric method 稀土金属及其氧化物中非稀土杂质化学分析方法 第6部分：铁量的测定 硫氰酸钾、1,10-二氮杂菲分光光度法 |
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| GB/T 8152.13-2017 |
Methods for chemical analysis of lead concentrates—Part 13：Determination of thallium content—Inductively coupled plasma mass spectrometry and inductively coupled plasma-atomic emission spectrometry 铅精矿化学分析方法 第13部分：铊量的测定 电感耦合等离子体质谱法和电感耦合等离子体-原子发射光谱法 |
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| GB/T 8151.21-2017 |
Methods for chemical analysis of zinc concentrates—Part 21：Determination of thallium content—Inductively coupled plasma mass spectrometry and inductively coupled plasma-atomic emission spectrometry 锌精矿化学分析方法 第21部分：铊量的测定 电感耦合等离子体质谱法和电感耦合等离子体-原子发射光谱法 |
China National Standards content— |
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| GB/T 10574.7-2017 |
Methods for chemical analysis of tin-lead solders—Part 7：Determination of silver content—Flame atomic absorption spectrometry and potassium thiocyanate potentiometric titration 锡铅焊料化学分析方法 第7部分：银量的测定 火焰原子吸收光谱法和硫氰酸钾电位滴定法 |
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| GB/T 5124.4-2017 |
Hardmetals—Part 4：Determination of titanium content—Photometric peroxide method 硬质合金化学分析方法 第4部分：钛量的测定过氧化氢分光光度法 |
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| GB/T 34609.1-2017 |
Method for chemical analysis of rhodium compounds—Part 1: Determination of rhodium content—Gravimetric method with hexaammine cobalt nitrate 铑化合物化学分析方法 第1部分：铑量的测定 硝酸六氨合钴重量法 |
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| GB/T 10574.12-2017 |
Methods for chemical analysis of tin-lead solders—Part 12：Determination of sulfur content—High frequency combustion with infrared absorption method 锡铅焊料化学分析方法 第12部分：硫量的测定 高频燃烧红外吸收光谱法 |
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| GB/T 10574.14-2017 |
Methods for chemical analysis of tin-lead solders—Part 14：Determination of tin, lead,antimony,bismuth,silver,copper,zinc,cadmium and arsenic content—Optical emission spectrometry 锡铅焊料化学分析方法 第14部分：锡、铅、锑、铋、银、铜、锌、镉和砷量的测定 光电发射光谱法 |
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| GB/T 10574.11-2017 |
Methods for chemical analysis of tin-lead solders—Part 11：Determination of phosphorus content—Crystal violet phosphorus-vanadium-molybdeum heteropoly acid spectrophotometry 锡铅焊料化学分析方法 第11部分：磷量的测定 结晶紫-磷钒钼杂多酸分光光度法 |
China National Standards content— |
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| GB/T 10574.8-2017 |
Methods for chemical analysis of tin-lead solders—Part 8：Determination of zinc content—Flame atomic absorption spectrometric method 锡铅焊料化学分析方法 第8部分：锌量的测定 火焰原子吸收光谱法 |
China National Standards content— |
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| GB/T 4698.27-2017 |
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 27：Determination of neodymium content—Inductively coupled plasma atomic emission spectrometry 海绵钛、钛及钛合金化学分析方法 第27部分：钕量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards content— |
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| GB/T 4698.3-2017 |
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 3：Determination of silicon content—Molybdenum blue spectrophotometry 海绵钛、钛及钛合金化学分析方法 第3部分：硅量的测定 钼蓝分光光度法 |
China National Standards content— |
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| GB/T 4698.22-2017 |
Methods for chemical analysis of titanium sponge ,titanium and titanium alloys—Part 22：Determination of niobium content—5-Br-PADAP spectrophotometry and inductively coupled plasma atomic emission spectrometry 海绵钛、钛及钛合金化学分析方法 第22部分：铌量的测定 5-Br-PADAP分光光度法和电感耦合等离子体原子发射光谱法 |
China National Standards content— |
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| GB/T 4698.28-2017 |
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 28：Determination of ruthenium content—Inductively coupled plasma atomic emission spectrometry 海绵钛、钛及钛合金化学分析方法 第28部分：钌量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards content— |
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| GB/T 4698.1-2017 |
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 1：Determination of copper content—Flame atomic absorption spectrometry 海绵钛、钛及钛合金化学分析方法 第1部分：铜量的测定 火焰原子吸收光谱法 |
China National Standards content— |
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| GB/T 1819.11-2017 |
Methods for chemical analysis of tin concentrates—Part 11：Determination of aluminium oxide content—Chromazuzal S spectrophotometric method 锡精矿化学分析方法 第11部分：三氧化二铝量的测定 铬天青S分光光度法 |
China National Standards content— |
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| GB/T 4698.20-2017 |
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 4：Determination of manganese content—Potassium periodate spectrophotometry and inductively coupled plasma atomic emission spectrometry 海绵钛、钛及钛合金化学分析方法 第4部分：锰量的测定 高碘酸盐分光光度法和电感耦合等离子体原子发射光谱法 |
China National Standards content— |
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| GB/T 13747.15-2017 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 15：Determination of boron content—Curcumin spectrophotometry 锆及锆合金化学分析方法 第15部分：硼量的测定 姜黄素分光光度法 |
China National Standards content— |
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| GB/T 4698.19-2017 |
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 19：Determination of molybdenum content—Thiocyanate-differential spectrophotometry 海绵钛、钛及钛合金化学分析方法 第19部分：钼量的测定 硫氰酸盐示差光度法 |
China National Standards content— |
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| GB/T 4698.5-2017 |
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 5：Determination of molybdenum content—Thiocyanate spectrophotometry and inductively coupled plasma atomic emission spectrometry 海绵钛、钛及钛合金化学分析方法 第5部分：钼量的测定 硫氰酸盐分光光度法和电感耦合等离子体原子发射光谱法 |
China National Standards content— |
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| GB/T 13747.21-2017 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 21：Determination of hydrogen content—Inert gas fusion-infrared absorption or thermal conductivity method 锆及锆合金化学分析方法 第21部分：氢量的测定 惰气熔融红外吸收法/热导法 |
China National Standards content— |
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| GB/T 13747.8-2017 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 8：Determination of cobalt content—Nitroso-R-salt spectrophotometry 锆及锆合金化学分析方法 第8部分：钴量的测定 亚硝基R盐分光光度法 |
China National Standards content— |
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| GB/T 1819.17-2017 |
Methods for chemical analysis of tin concentrates—Part 17：Determination of mercury content—Atomic fluorescence spectrometric method 锡精矿化学分析方法 第17部分：汞量的测定 原子荧光光谱法 |
China National Standards content— |
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| GB/T 1819.15-2017 |
Methods for chemical analysis of tin concentrates—Part 15：Determination of fluorine content—The ion-selective electrode method 锡精矿化学分析方法 第15部分：氟量的测定 离子选择电极法 |
China National Standards content— |
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| GB/T 13747.11-2017 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 11: Determination of molybdenum content—Thiocyanate spectrophotometry 锆及锆合金化学分析方法 第11部分：钼量的测定 硫氰酸盐分光光度法 |
China National Standards content— |
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| GB/T 1819.7-2017 |
Methods for chemical analysis of tin concentrates—Part 7:Determination of bismuth content—Flame atomic absorption spectrometric method 锡精矿化学分析方法 第7部分：铋量的测定 火焰原子吸收光谱法 |
China National Standards content— |
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| GB/T 4698.8-2017 |
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 8：Determination of aluminum content—Separation with sodium hydroxide-EDTA complex-metric titration and inductively coupled plasma atomic emission spectrometry 海绵钛、钛及钛合金化学分析方法 第8部分：铝量的测定 碱分离-EDTA络合滴定法和电感耦合等离子体原子发射光谱法 |
China National Standards content— |
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| GB/T 13747.13-2017 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 13: Determination of lead content—Polarography 锆及锆合金化学分析方法 第13部分：铅量的测定 极谱法 |
China National Standards content— |
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| GB/T 1819.13-2017 |
Methods for chemical analysis of tin concentrates—Part 13: Determination of magnesium oxide content,calcium oxide content—Flame atomic absorption spectrometric method 锡精矿化学分析方法 第13部分：氧化镁、氧化钙量的测定 火焰原子吸收光谱法 |
China National Standards content— |
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| GB/T 1819.8-2017 |
Methods for chemical analysis of tin concentrates—Part 8：Determination of zinc content—Flame atomic absorption spectrometric method 锡精矿化学分析方法 第8部分：锌量的测定 火焰原子吸收光谱法 |
China National Standards content— |
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| GB/T 4698.18-2017 |
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 18：Determination of tin content—Flame atomic absorption spectrometry 海绵钛、钛及钛合金化学分析方法 第18部分：锡量的测定 火焰原子吸收光谱法 |
China National Standards content— |
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| GB/T 4698.24-2017 |
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 24：Determination of nickel content—Dimethylglyoxime spectrophotometry and inductively coupled plasma atomic emission spectrometry 海绵钛、钛及钛合金化学分析方法 第24部分：镍量的测定 丁二酮肟分光光度法和电感耦合等离子体原子发射光谱法 |
China National Standards content— |
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| GB/T 1819.10-2017 |
Methods for chemical analysis of tin concentrates—Part 10: Determination of sulfur content—High frequency combustion with infrared absorption method and potassium iodate titrimetric method 锡精矿化学分析方法 第10部分：硫量的测定 高频感应炉燃烧红外吸收法和碘酸钾滴定法 |
China National Standards content— |
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| GB/T 4698.9-2017 |
Methods for chemical analysis of titanium sponge,titanium and titanium alloys—Part 9：Determination of tin content—Potassium iodate titration and inductively coupled plasma atomic emission spectrometry 海绵钛、钛及钛合金化学分析方法 第9部分：锡量的测定 碘酸钾滴定法和电感耦合等离子体原子发射光谱法 |
China National Standards content— |
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| GB/T 13747.14-2017 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 14：Determination of uranium content—Polarography 锆及锆合金化学分析方法 第14部分：铀量的测定 极谱法 |
China National Standards content— |
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| GB/T 13747.19-2017 |
Methods for chemical analysis of zirconium and zirconium alloys—Part19：Determination of titanium content—Diantipyrylmethane spectrophotometry and the inductively coupled plasma atomic emission spectrometry 锆及锆合金化学分析方法 第19部分：钛量的测定 二安替比林甲烷分光光度法和电感耦合等离子体原子发射光谱法 |
China National Standards content— |
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| GB/T 13747.16-2017 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 16：Determination of chloric content—Silver chloride nephelometry and ion selective electrode method 锆及锆合金化学分析方法 第16部分：氯量的测定 氯化银浊度法和离子选择性电极法 |
China National Standards content— |
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| GB/T 13747.25-2017 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 25：Determination of niobium content—2-(5-bromo-2-pyridylazo)-5-diethylam inophenol spectrophotometry and inductively coupled plasma atomic emission spectrometry 锆及锆合金化学分析方法 第25部分：铌量的测定 5-Br-PADAP分光光度法和电感耦合等离子体原子发射光谱法 |
China National Standards content— |
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| GB/T 13747.17-2017 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 17：Determination of cadmium content—Polarography 锆及锆合金化学分析方法 第17部分：镉量的测定 极谱法 |
China National Standards content— |
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| GB/T 13747.24-2017 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 24：Determination of carbon content—Infrared absorption method after high frequency combustion 锆及锆合金化学分析方法 第24部分：碳量的测定 高频燃烧红外吸收法 |
China National Standards content— |
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| GB/T 13747.1-2017 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 1：Determination of tin content—Potassium iodate titration and phenylfluorone-polyethylene glycoloctyl phenyl ether spectrophotometry 锆及锆合金化学分析方法 第1部分：锡量的测定 碘酸钾滴定法和苯基荧光酮-聚乙二醇辛基苯基醚分光光度法 |
China National Standards content— |
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| GB/T 4698.23-2017 |
Methods for chemical analysis of titanium sponge，titanium and titanium alloys—Part 23：Determination of palladium content—Stannous choride-potassium iodide spectrophotometry and inductively coupled plasma atomic emission spectrometry 海绵钛、钛及钛合金化学分析方法 第23部分：钯量的测定 氯化亚锡-碘化钾分光光度法和电感耦合等离子体原子发射光谱法 |
China National Standards content— |
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| GB/T 4698.13-2017 |
Methods for chemical analysis of titanium sponge,titanium and titanium alloys—Part 13：Determination of zirconium content—EDTA complexometric titration and inductively coupled plasma atomic emission spectrometry 海绵钛、钛及钛合金化学分析方法 第13部分：锆量的测定 EDTA络合滴定法和电感耦合等离子体原子发射光谱法 |
China National Standards content— |
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| GB/T 4698.25-2017 |
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 25：Determination of chlorine content—Silver chlorin spectrophotometry 海绵钛、钛及钛合金化学分析方法 第25部分：氯量的测定 氯化银分光光度法 |
China National Standards content— |
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| GB/T 4698.12-2017 |
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 12：Determination of vanadium content—Ammonium ferrous sulfate titration and inductively coupled plasma atomic emission spectrometry 海绵钛、钛及钛合金化学分析方法 第12部分：钒量的测定 硫酸亚铁铵滴定法和电感耦合等离子体原子发射光谱法 |
China National Standards content— |
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| GB/T 13747.20-2017 |
Methods for chemical analysis of zirconium and zirconium alloys—Part 20：Determination of hafnium content—Inductively coupled plasma atomic emission spectrometry 锆及锆合金化学分析方法 第20部分：铪量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards content— |
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| GB/T 34499.2-2017 |
Methods for chemical analysis of iridium compounds—Part 2：Determination of silver, gold, platinum, palladium, rhodium, ruthenium, aluminium, copper, iron, nickel, lead, magnesium, manganese, tin, zinc, calcium, sodium, potassium, silicon content—Ind 铱化合物化学分析方法 第2部分: 银、金、铂、钯、铑、钌、铝、铜、铁、镍、 铅、镁、锰、锡、锌、钙、钠、钾、硅的测定 电感耦合等离子体原子发射光谱法 |
China National Standards content— |
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| GB/T 1819.16-2017 |
Methods for chemical analysis of tin concentrats—Part 16:Determination of siliver content—Flame atomic absorption spectrometry 锡精矿化学分析方法 第16部分：银量的测定 火焰原子吸收光谱法 |
China National Standards content— |
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| GB/T 34499.1-2017 |
Method for chemical analysis of iridium compounds—Part 1: Determination of iridium content—Electricity titration using ferrous sulfate 铱化合物化学分析方法 第1部分：铱量的测定 硫酸亚铁电流滴定法 |
China National Standards content— |
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| GB/T 1819.12-2017 |
Methods for chemical analysis of tin concentrates—Part 12:Determination of silicon dioxide content—The silicomolybdenum blue spectrophotometry and sodium hydroxide titration 锡精矿化学分析方法 第12部分：二氧化硅量的测定 硅钼蓝分光光度法和氢氧化钠滴定法 |
China National Standards content— |
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| GB/T 1819.9-2017 |
Methods for chemical analysis of tin concentrates—Part 9：Determination of tungsten trioxide content—The thiocyanate spectrophotometric method 锡精矿化学分析方法 第9部分：三氧化钨量的测定 硫氰酸盐分光光度法 |
China National Standards content— |
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| GB/T 1819.14-2017 |
Methods for chemical analysis of tin concentrates—Part 14：Determination of copper content—Flame atomic absorption spectrometry 锡精矿化学分析方法 第14部分：铜量的测定 火焰原子吸收光谱法 |
China National Standards content— |
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| GB/T 3884.19-2017 |
Methods for chemical analysis of copper concentrates—Part 19: Determination of thallium content—Inductively coupled plasma mass spectrometry 铜精矿化学分析方法 第19部分：铊量的测定 电感耦合等离子体质谱法 |
China National Standards content— |
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| GB/T 6730.42-2017 |
Iron ores—Determination of lead content—Dithizone spectrophotometric method 铁矿石 铅含量的测定 双硫腙分光光度法 |
China National Standards content— |
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| GB/T 6730.39-2017 |
Iron ores—Determination of nickle content—Dimetylglyoxime spectrophotometric method 铁矿石 镍含量的测定 丁二酮肟分光光度法 |
China National Standards content— |
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| GB/T 6730.47-2017 |
Iron ores—Determination of niobium content—Sulfochlorophenol S spectrophotometric method 铁矿石 铌含量的测定 氯代磺酚S分光光度法 |
China National Standards content— |
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| GB/T 6730.37-2017 |
Iron ores—Determination of cobalt content—4-((5-chloro-2-pyridyl)azo]-1,3-diamino-benzene spectrophotometric method 铁矿石 钴含量的测定 4-[(5-氯-2-吡啶)偶氮]-1，3-二氨基苯分光光度法 |
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| GB/T 6730.26-2017 |
Iron ores—Determination of fluorine content—Thorium nitrate titrimetric method 铁矿石 氟含量的测定 硝酸钍滴定法 |
China National Standards content— |
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| GB/T 6730.38-2017 |
Iron ores—Determination of cobalt content—Nltroso-R salt spectrophotometric method 铁矿石 钴含量的测定 亚硝基-R盐分光光度法 |
China National Standards content— |
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| GB/T 6730.30-2017 |
Iron ores—Determination of chromium content—Diphenyl carbazide spectrophotometric method 铁矿石 铬含量的测定 二苯基碳酰二肼分光光度法 |
China National Standards content— |
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| GB/T 5195.5-2017 |
Fluorspar—Determination of total sulfur content—Pipe furnace combustion iodic acid potassium titration method 萤石 总硫含量的测定 管式炉燃烧-碘酸钾滴定法 |
China National Standards content— |
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| GB/T 5195.1-2017 |
Fluorspar—Determination of calcium fluoride content—EDTA titration method and distillation-potentiometric titration method 萤石 氟化钙含量的测定 EDTA滴定法和蒸馏-电位滴定法 |
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| GB/T 34208-2017 |
Iron and steel—Determination of antimony and tin content—Inductively coupled plasma atomic emission spectrometric method 钢铁 锑、锡含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards content— |
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| GB/T 5195.14-2017 |
Fluorspar—Determination of magnesium content—Flame atomic absorption spectrometry 萤石 镁含量的测定 火焰原子吸收光谱法 |
China National Standards content— |
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| GB/T 5195.15-2017 |
Fluorspar—Determination of calcium,aluminum,silicon,phosphorus,sulfur,potassium,iron,barium and lead content—Wavelength dispersive X-ray fluorescence spectrometric method 萤石 钙、铝、硅、磷、硫、钾、铁、钡、铅含量的测定 波长色散X射线荧光光谱法 |
China National Standards content— |
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| GB/T 5195.13-2017 |
Fluorspar—Determination of aluminium content—EDTA titration method 萤石 铝含量的测定 EDTA滴定法 |
China National Standards content— |
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| GB/T 5195.16-2017 |
Fluorspar—Determination of silicon, aluminum, iron, potassium, magnesium and titanium content—Inductively coupled plasma atomic emission spectrometry 萤石 硅、铝、铁、钾、镁和钛含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards content— |
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| GB/T 6730.34-2017 |
Iron ores—Determination of tin content—Pyrocatechol violet cetyl trimet hylamine bromide spectrophotometric method 铁矿石 锡含量的测定 邻苯二酚紫-溴化十六烷基三甲胺分光光度法 |
China National Standards content— |
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| GB/T 6730.44-2017 |
Iron ores—Determination of zinc content—1-(2-pyridylazo)-2-naphthol spectrophotometric method 铁矿石 锌含量的测定 1-(2-吡啶偶氮)-2-萘酚分光光度法 |
China National Standards content— |
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| GB/T 34162-2017 |
Natural gas—Determination of arsenic content—Potassium permanganate sample method 天然气 砷含量的测定 高锰酸钾取样法 |
China National Standards content— |
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| GB/T 6730.27-2017 |
Iron ores—Determination of fluorine content—Lanthanum-alizarin complexion spectrophotometric method 铁矿石 氟含量的测定 镧-茜素络合腙分光光度法 |
China National Standards content— |
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| GB/T 33909-2017 |
Methods for chemical analysis of platinum—Determination of palladium，rhodium，iridium，ruthenium，gold，silver，aluminium，bismuth，chromium，copper，iron，nickel，lead，magnesium，manganese，tin，zinc，silicon content—Inductively co 纯铂化学分析方法 钯、铑、铱、钌、金、银、铝、铋、铬、铜、铁、镍、铅、镁、锰、锡、锌、硅量的测定 电感耦合等离子体质谱法 |
China National Standards content— |
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| GB/T 33913.1-2017 |
Method for chemical analysis of tris(triphenylphosphine) rhodium(I) chloride—Part 1：The determination of rhodium content—Inductively coupled plasma atomic emission spectrometry 三苯基膦氯化铑化学分析方法 第1部分：铑量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards content— |
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