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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 3884.4-2012 |
Methods for chemical analysis of copper concentrates - Part 4: Determination of magnesium oxide content - Flame atomic absorption spectrophotometry method 铜精矿化学分析方法 第4部分：氧化镁量的测定 火焰原子吸收光谱法 |
China National Standards content |
 English PDF |
| GB/T 3884.3-2012 |
Methods for chemical analysis of copper concentrates - Part 3: Determination of sulfur content - Gravimetric method and Combustion-titration method 铜精矿化学分析方法 第3部分：硫量的测定 重量法和燃烧-滴定法 |
China National Standards content |
English PDF |
| GB/T 3884.2-2012 |
Methods for chemical analysis of copper concentrates - Part 2: Determination of gold and silver contents - Flame atomic absorption spectrmetric method and fire assay method 铜精矿化学分析方法 第2部分：金和银量的测定 火焰原子吸收光谱法和火试金法 |
China National Standards content |
English PDF |
| GB/T 3884.1-2012 |
Methods for chemical analysis of copper concentrates - Part 1: Determination of copper content - Iodine titration method 铜精矿化学分析方法 第1部分：铜量的测定 碘量法 |
China National Standards content |
English PDF |
| GB/T 3884.10-2012 |
Methods for chemical analysis of copper concentrstes - Part 10: Determination of Antimony content - Hydride generation atomic fluorescence spectrometry method 铜精矿化学分析方法 第10部分：锑量的测定 氢化物发生-原子荧光光谱法 |
China National Standards content |
English PDF |
| GB/T 29056-2012 |
Trichlorosilane for silicon epitaxy - Determination of boron，aluminium，phosphorus，vanadium，chrome，manganese，iron，cobalt，nickel，copper，molybdenum，arsenic and antimony content - Inductively coupled plasma mass spectrometric method 硅外延用三氯氢硅化学分析方法 硼、铝、磷、钒、铬、锰、铁、钴、镍、铜、钼、砷和锑量的测定 电感耦合等离子体质谱法 |
China National Standards content |
English PDF |
| GB/T 223.65-2012 |
Steel, iron and alloy - Determination of cobalt content - Flame atomic absorption spectrometric method 钢铁及合金 钴含量的测定 火焰原子吸收光谱法 |
China National Standards content |
English PDF |
| GB/T 20475.4-2012 |
Classification for content of harmful elements in coal - Part 4：Mercury 煤中有害元素含量分级 第4部分：汞 |
China National Standards content |
English PDF |
| GB/T 20475.3-2012 |
Classification for content of harmful elements in coal - Part 3：Arsenic 煤中有害元素含量分级 第3部分：砷 |
China National Standards content |
English PDF |
| GB/T 6366-2012 |
Surface active agents - Determination of mineral sulfate content - Titrimetric method 表面活性剂 无机硫酸盐含量的测定 滴定法 |
China National Standards content |
English PDF |
| GB/T 4348.3-2012 |
Sodium hydroxide for industrial use - Determination of iron content－1，10－phenanthroline photometric method 工业用氢氧化钠 铁含量的测定 1，10-菲啰啉分光光度法 |
China National Standards content |
English PDF |
| GB/T 17518-2012 |
General method for determination of silicon content of chemical products - Reduced molybdosilicate spectrophotometric method 化工产品中硅含量测定的通用方法 还原硅钼酸盐分光光度法 |
China National Standards content |
English PDF |
| GB/T 17041-2012 |
Surface active agents - Sulfated ethoxylated alcohols and alkylphenols - Determination of total active matter content 表面活性剂 乙氧基化醇和烷基酚硫酸盐活性物质总含量的测定 |
China National Standards content |
English PDF |
| GB/T 15916-2012 |
Surface active agents - Determination of chelating agent content - Titrimetric method 表面活性剂 螯合剂含量的测定 滴定法 |
China National Standards content |
English PDF |
| GB/T 29189-2012 |
Thermo gravimetric analysis (TGA) for determination of oxidation temperature and ash content of carbon nanotubes 碳纳米管氧化温度及灰分的热重分析法 |
China National Standards content |
English PDF |
| GB/T 6499-2012 |
Test method for percentage of trash content in raw cotton 原棉含杂率试验方法 |
China National Standards content |
English PDF |
| GB/T 3286.4-2012 |
Methods for chemical analysis of limestone and dolomite - Part 4: The determination of iron oxide content - The o-phenanthroline spectrophotometric method and the flame atomic absorption spectrometric method 石灰石及白云石化学分析方法 第4部分：氧化铁含量的测定 邻二氮杂菲分光光度法和火焰原子吸收光谱法 |
China National Standards content |
English PDF |
| GB/T 3286.3-2012 |
Methods for chemical analysis of limestone and dolomite - Part 3: The determination of aluminium oxide content - The chrome azurol S spectrophotometric method and the complexometric titration method 石灰石及白云石化学分析方法 第3部分：氧化铝含量的测定 铬天青S分光光度法和络合滴定法 |
China National Standards content |
English PDF |
| GB/T 3286.2-2012 |
Methods for chemical analysis of limestone and dolomite - Part 2: The determination of silicon dioxide content - The silicomolybdic blue spectrophotometric method and the perchloric acid dehydration gravimetric method 石灰石及白云石化学分析方法 第2部分：二氧化硅含量的测定 硅钼蓝分光光度法和高氯酸脱水重量法 |
China National Standards content |
English PDF |
| GB/T 3286.1-2012 |
Methods for chemical analysis of limestone and dolomite - Part 1: The determination of calcium oxide and magnesium oxide content - The complexometric titration method and the flame atomic absorption spectrometric method 石灰石及白云石化学分析方法 第1部分：氧化钙和氧化镁含量的测定 络合滴定法和火焰原子吸收光谱法 |
China National Standards content |
English PDF |
| GB/T 20166.2-2012 |
Chemical analysis methods of rare earth polishing powder - Part 2: Determination fluorine content - Ion selective electrode analysis 稀土抛光粉化学分析方法 第2部分：氟量的测定 离子选择性电极法 |
China National Standards content |
English PDF |
| GB/T 20166.1-2012 |
Chemical analysis methods of rare earth polishing powder - Part 1: Determination of cerium oxide content - Titrimetry 稀土抛光粉化学分析方法 第1部分：氧化铈量的测定 滴定法 |
China National Standards content |
English PDF |
| GB/T 28769-2012 |
Test method for determination of free glycerol content in Fatty Acid Methyl Esters(FAME) by gas chromatography 脂肪酸甲酯中游离甘油含量的测定 气相色谱法 |
China National Standards content |
English PDF |
| GB/T 11060.8-2012 |
Natural gas - Determination of sulfur compound - Part 8：Determination of total sulfur content by Ultraviolet fluorescence method 天然气 含硫化合物的测定 第8部分：用紫外荧光光度法测定总硫含量 |
China National Standards content |
English PDF |
| GB/T 28753-2012 |
Determining of coalbed gas content - Heating desorption 煤层气含量测定 加温解吸法 |
China National Standards content |
English PDF |
| GB/T 28601-2012 |
Rubber compounding ingredients - Silica,precipitated,hydrated - Determination of gelatin content 橡胶配合剂 沉淀水合二氧化硅 凝胶含量的测定 |
China National Standards content |
English PDF |
| GB/T 7603-2012 |
Determination of the aromatic carbon content in mineral insulating oil 矿物绝缘油中芳碳含量测定法 |
China National Standards content |
English PDF |
| GB/T 27978-2011 |
Determination of the waste content in the raw mix of cement 水泥生产原料中废渣用量的测定方法 |
China National Standards content |
English PDF |
| GB/T 28193-2011 |
Determination of chloroacetic acid(chloroacetate) contents in surfactants 表面活性剂中氯乙酸（盐）残留量的测定 |
China National Standards content |
English PDF |
| GB/T 2677.2-2011 |
Determination of moisture content in fibrous raw material 造纸原料水分的测定 |
China National Standards content |
English PDF |
| GB/T 27843-2011 |
Chemicals - Determination of the low molecular weight content of a polymer using Gel permeation chromatography（GPC） 化学品 聚合物低分子量组分含量测定 凝胶渗透色谱法（GPC） |
China National Standards content |
English PDF |
| GB/T 27896-2011 |
Test method for water vapor content of natural gas using electronic moisture analyzers 天然气中水含量的测定 电子分析法 |
China National Standards content |
English PDF |
| GB/T 27893-2011 |
Natrual gas - Determination of particles content - Gravimetric method 天然气中颗粒物含量的测定 称量法 |
China National Standards content |
English PDF |
| GB/T 11060.7-2011 |
Natural gas - Determination of sulfur compounds - Part 7: Determination of total sulfur content by Lingener combustion method 天然气 含硫化合物的测定 第7部分：用林格奈燃烧法测定总硫含量 |
China National Standards content |
English PDF |
| GB/T 11060.9-2011 |
Natrual gas - Determination of sulfur compounds - Part 9: Determination of mercaptan sulfur content by iodometric titration method 天然气 含硫化合物的测定 第9部分：用碘量法测定硫醇型硫含量 |
China National Standards content |
English PDF |
| GB/T 27593-2011 |
Textile dyeing and finishing auxiliaries - Determination of free formaldehyde content of amino resin agent 纺织染整助剂 氨基树脂整理剂中游离甲醛含量的测定 |
China National Standards content |
English PDF |
| GB/T 27580-2011 |
Essential oils and aromatic extracts - Determination of residual benzene content 精油和芳香萃取物 残留苯含量的测定 |
China National Standards content |
English PDF |
| GB/T 26930.5-2011 |
Carbonaceous materials for the production of primary aluminium - Pitch for electrodes - Part 5：Determination of content of toluene-insoluble material 原铝生产用炭素材料 煤沥青 第5部分：甲苯不溶物含量的测定 |
China National Standards content |
English PDF |
| GB/T 26930.4-2011 |
Carbonaceous materials for the production of primary aluminium - Pitch for electrodes - Part 4：Determination of content of quinoline-insoluble material 原铝生产用炭素材料 煤沥青 第4部分：喹啉不溶物含量的测定 |
China National Standards content |
English PDF |
| GB/T 26930.1-2011 |
Carbonaceous materials for the production of primary aluminium - Pitch for electrodes - Part 1：Determination of water content - Azeotropic distillation(Dean and Stark) method 原铝生产用炭素材料 煤沥青 第1部分：水分含量的测定 共沸蒸馏法 |
China National Standards content |
English PDF |
| GB/T 26982-2011 |
Crude petroleum - Determination of wax content 原油蜡含量的测定 |
China National Standards content |
English PDF |
| GB/T 18612-2011 |
Determination of organic chloride content in crude oil 原油有机氯含量的测定 |
China National Standards content |
English PDF |
| GB 26878-2011 |
National Food Safety Standard - Iodine content in Edible Salt 食品安全国家标准 食用盐碘含量 |
China National Standards content |
English PDF |
| GB/T 26702-2011 |
Leather and fur - Chemical tests - Determination of dimethyl fumarate content 皮革和毛皮 化学试验 富马酸二甲酯含量的测定 |
China National Standards content |
English PDF |
| GB/T 5508-2011 |
Inspection of grain and oils - Determination of sand content in milled product 粮油检验 粉类粮食含砂量测定 |
China National Standards content |
English PDF |
| GB/T 26636-2011 |
Animal and vegetable fats and oils - Determination of polymerized triglycerides content by high-performance size-exclusion chromatography (HPSEC) 动植物油脂 聚合甘油三酯的测定 高效空间排阻色谱法(HPSEC) |
China National Standards content |
English PDF |
| GB/T 26635-2011 |
Animal and vegetable fats and oils - Determination of tocopherol and tocotrienol contents by high-performance liquid chromatography 动植物油脂 生育酚及生育三烯酚含量测定 高效液相色谱法 |
China National Standards content |
English PDF |
| GB/T 26626-2011 |
Animal and vegetable fats and oils - Determination of water content - Karl Fischer method (pyridine free) 动植物油脂 水分含量测定 卡尔费休法(无吡啶) |
China National Standards content |
English PDF |
| GB/T 5158.4-2011 |
Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction 金属粉末 还原法测定氧含量 第4部分：还原-提取法测定总氧量 |
China National Standards content |
English PDF |
| GB/T 5158.3-2011 |
Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen 金属粉末 还原法测定氧含量 第3部分：可被氢还原的氧 |
China National Standards content |
English PDF |
| GB/T 5158.2-2011 |
Metallic powders - Determination of oxygen content by reduction methods - Part 2: Loss of mass on hydrogen reduction(hydrogen loss) 金属粉末 还原法测定氧含量 第2部分：氢还原时的质量损失（氢损） |
China National Standards content |
English PDF |
| GB/T 5158.1-2011 |
Metallic powders - Determination of oxygen content by reduction methods - Part 1: General guidelines 金属粉末 还原法测定氧含量 第1部分：总则 |
China National Standards content |
English PDF |
| GB/T 4698.7-2011 |
Methods for chemical analysis of titanium sponge,titanium and titanium alloys - Determination of oxygen and nitrogen content 海绵钛、钛及钛合金化学分析方法 氧量、氮量的测定 |
China National Standards content |
English PDF |
| GB/T 4698.2-2011 |
Methods for chemical analysis of titanium sponge,titanium and titanium alloys - Determination of iron content 海绵钛、钛及钛合金化学分析方法 铁量的测定 |
China National Standards content |
English PDF |
| GB/T 4698.15-2011 |
Methods for chemical analysis of titanium sponge,titanium and titanium alloys - Determination of hydrogen content 海绵钛、钛及钛合金化学分析方法 氢量的测定 |
China National Standards content |
English PDF |
| GB/T 4698.14-2011 |
Methods for chemical analysis of titanium sponge,titanium and titanium alloys - Determination of carbon content 海绵钛、钛及钛合金化学分析方法 碳量的测定 |
China National Standards content |
English PDF |
| GB/T 12688.8-2011 |
Test method of styrene for industrial use - Part 8：Determination of content of inhibitor（p-tert-butylcatechol）- Spectrophotometric method 工业用苯乙烯试验方法 第8部分：阻聚剂(对-叔丁基邻苯二酚）含量的测定 分光光度法 |
China National Standards content |
English PDF |
| GB/T 12688.5-2011 |
Test method of styrene for industrial use - Part 5：Determination of content of total aldehydes - Titrimetric method 工业用苯乙烯试验方法 第5部分：总醛含量的测定 滴定法 |
China National Standards content |
English PDF |
| GB/T 12688.4-2011 |
Test method of styrene for industrial use - Part 4：Determination of content of peroxides - Titrimetric method 工业用苯乙烯试验方法 第4部分：过氧化物含量的测定 滴定法 |
China National Standards content |
English PDF |
| GB/T 12688.3-2011 |
Test method of styrene for industrial use - Part 3：Determination of content of polymer 工业用苯乙烯试验方法 第3部分：聚合物含量的测定 |
China National Standards content |
English PDF |
| GB/T 5551-2010 |
Surface active agents - Determination for total calcium ion and magnesium ion contents in dispersing agents 表面活性剂 分散剂中钙、镁离子总含量的测定方法 |
China National Standards content |
English PDF |
| GB/T 4497.1-2010 |
Rubber - Determination of total sulfur content - Part 1：Oxygen combustion flask method 橡胶 全硫含量的测定 第1部分：氧瓶燃烧法 |
China National Standards content |
English PDF |
| GB/T 26417-2010 |
Chemical analysis methods of praseodymium-neodymium alloy and the compounds - Determination of REO relative contents 镨钕合金及其化合物化学分析方法 稀土配分量的测定 |
China National Standards content |
English PDF |
| GB/T 26416.5-2010 |
Chemical analysis methods of dysprosium ferroalloy - Part 5 :Determination of oxygen content - Impulse-infrared conductance absorption method 镝铁合金化学分析方法 第5部分：氧量的测定 脉冲红外吸收法 |
China National Standards content |
English PDF |
| GB/T 26416.4-2010 |
Chemical analysis methods of dysprosium ferroalloy - Part 4 :Determination of iron content - The Potassium dichromate titrimetry 镝铁合金化学分析方法 第4部分：铁量的测定 重铬酸钾容量法 |
China National Standards content |
English PDF |
| GB/T 26416.3-2010 |
Chemical analysis methods of dysprosium ferroalloy - Part 3 : Determination of calcium, magnesium, aluminum, silicon, nickel, molybdenum, and tungsten contents - Inductively coupled plasma atomic emission spectrometry 镝铁合金化学分析方法 第3部分：钙、镁、铝、硅、镍、钼、钨量的测定 等离子发射光谱法 |
China National Standards content |
English PDF |
| GB/T 26416.2-2010 |
Chemical analysis methods of dysprosium ferroalloy - Part 2 :Determination of rare earth impurity contents - Inductively coupled plasma atomic emission spectrometry 镝铁合金化学分析方法 第2部分：稀土杂质含量的测定 电感耦合等离子发射光谱法 |
China National Standards content |
English PDF |
| GB/T 26416.1-2010 |
Chemical analysis methods of dysprosium ferroalloy - Part 1 :Determination of total rare earth content - Gravimetry 镝铁合金化学分析方法 第1部分：稀土总量的测定 重量法 |
China National Standards content |
English PDF |
| GB/T 26310.5-2010 |
Carbonaceous materials used in the production of aluminium - Calclined coke - Part 5：Determination of residual hydrogen content 原铝生产用煅后石油焦检测方法 第5部分：残留氢含量的测定 |
China National Standards content |
English PDF |
| GB/T 26310.4-2010 |
Carbonaceous materials used in the production of aluminium - Calcined coke - Part 4：Determination of oil content - Method by solvent extraction 原铝生产用煅后石油焦检测方法 第4部分：油含量的测定 溶剂萃取法 |
China National Standards content |
English PDF |
| GB/T 26310.3-2010 |
Carbonaceous materials used in the production of aluminium - Calcined coke - Part 3：Determination of apparent oil content - Heating method 原铝生产用煅后石油焦检测方法 第3部分：表观油含量的测定 加热法 |
China National Standards content |
English PDF |
| GB/T 26294-2010 |
Carbonaceous materials used in the production of aluminium - Cold-ramming paste - Determination of effective binder content and aggregate content by extraction with quinoline,and determination of aggregate size distribution 铝电解用炭素材料 冷捣糊中有效粘合剂含量、骨料含量及骨料粒度分布的测定 喹啉萃取法 |
China National Standards content |
English PDF |
| GB/T 26289-2010 |
Methods for chemical analysis of high purity selenium － Determination of boron,aluminum,iron,zinc,arsenic，silver, tin，antimony，tellurium，mercury， magnesium,titanium,nickel,copper,gallium,cadmium,indium,lead and bismuth contents － Inductively 高纯硒化学分析方法 硼、铝、铁、锌、砷、银、锡、锑、碲、汞、镁、钛、镍、铜、镓、镉、铟、铅、铋量的测定 电感耦合等离子体质谱法 |
China National Standards content |
English PDF |
| GB/T 26310.2-2010 |
Carbonaceous materials used in the production of aluminium - Calcined coke - Part 2：Determination of trace elements content - Flame atomic absorption spectroscopy 原铝生产用煅后石油焦检测方法 第2部分：微量元素含量的测定 火焰原子吸收光谱法 |
China National Standards content |
English PDF |
| GB/T 26305-2010 |
The method for chemical of nickel oxide - Determination of nickel content - Electrolytic depositiono method 氧化镍化学分析方法 镍量的测定 电沉积法 |
China National Standards content |
English PDF |
| GB/T 18114.9-2010 |
Chemical analysis methods of rare earth concentrates - Part 9：Determination of phosphorus pentoxide content - Phosphorus-bismuth-molybdenum blue spectrophotometry 稀土精矿化学分析方法 第9部分：五氧化二磷量的测定 磷铋钼蓝分光光度法 |
China National Standards content |
English PDF |
| GB/T 18114.8-2010 |
Chemical analysis methods of rare earth concentrates - Part 8: Determination of fifteen rare earth oxide relative contents - Inductively coupled plasma emission spectrometry 稀土精矿化学分析方法 第8部分：十五个稀土元素氧化物配分量的测定 电感耦合等离子发射光谱法 |
China National Standards content |
English PDF |
| GB/T 18114.7-2010 |
Chemical analysis methods of rare earth concentrates - Part 7：Determination of iron oxide content - Potassium dichromate titration 稀土精矿化学分析方法 第7部分：氧化铁量的测定 重铬酸钾滴定法 |
China National Standards content |
English PDF |
| GB/T 18114.6-2010 |
Chemical analysis methods of rare earth concentrates - Part 6：Determination of silicon oxide content 稀土精矿化学分析方法 第6部分：二氧化硅量的测定 |
China National Standards content |
English PDF |
| GB/T 18114.5-2010 |
Chemical analysis methods of rare earth concentrates - Part 5：Determination of aluminum oxide content - Inductively coupled plasma atomic emission spectrometry 稀土精矿化学分析方法 第5部分：氧化铝量的测定 电感耦合等离子体发射光谱法 |
China National Standards content |
English PDF |
| GB/T 18114.4-2010 |
Chemical analysis methods of rare earth concentrates - Part 4：Determination of niobium oxide, zirconium oxide and titanium oxide contents - Inductively coupled plasma atomic emission spectrometry 稀土精矿化学分析方法 第4部分：氧化铌、氧化锆、氧化钛量的测定 电感耦合等离子体发射光谱法 |
China National Standards content |
English PDF |
| GB/T 18114.3-2010 |
Chemical analysis methods of rare earth concentrates - Part 3：Determination of calcium oxide content 稀土精矿化学分析方法 第3部分：氧化钙量的测定 |
China National Standards content |
English PDF |
| GB/T 18114.2-2010 |
Chemical analysis method of rare earth concentrates - Part 2：Determination of oxide thorium content 稀土精矿化学分析方法 第2部分：氧化钍量的测定 |
China National Standards content |
English PDF |
| GB/T 18114.1-2010 |
Chemical analysis methods of rare earth concentrates - Part 1：Determination of total rare earth oxide contents - Gravimetry 稀土精矿化学分析方法 第1部分：稀土氧化物总量的测定 重量法 |
China National Standards content |
English PDF |
| GB/T 18114.11-2010 |
Chemical analysis methods of rare earth concentrates - Part 11：Determination of fluorine contentv - EDTA titration 稀土精矿化学分析方法 第11部分：氟量的测定 EDTA滴定法 |
China National Standards content |
English PDF |
| GB/T 18114.10-2010 |
Chemical analysis methods of rare earth concentrates - Part 10：Determination of water content - Gravimetry 稀土精矿化学分析方法 第10部分：水分的测定 重量法 |
China National Standards content |
English PDF |
| GB/T 16477.5-2010 |
Chemical analysis methods of rare earth ferrosilicon alloy and rare earth ferrosilicon magnesium alloy - Part 5: Determination of titanium content - Inductively coupled plasma atomic emission spectrometry 稀土硅铁合金及镁硅铁合金化学分析方法 第5部分：钛量的测定 电感耦合等离子体发射光谱法 |
China National Standards content |
English PDF |
| GB/T 16477.4-2010 |
Chemical analysis methods of rare earth ferrosilicon alloy and rare earth ferrosilicon magnesium alloy - Part 4: Determination of silicon content 稀土硅铁合金及镁硅铁合金化学分析方法 第4部分：硅量的测定 |
China National Standards content |
English PDF |
| GB/T 16477.3-2010 |
Chemical analysis methods of rare earth ferrosilicon alloy and rare earth ferrosilicon magnesium alloy - Part 3: Determination of magnesia content - Inductively coupled plasma atomic emission spectrometry 稀土硅铁合金及镁硅铁合金化学分析方法 第3部分：氧化镁含量的测定 电感耦合等离子体发射光谱法 |
China National Standards content |
English PDF |
| GB/T 16477.2-2010 |
Chemical analysis methods of rare earth ferrosilicon alloy and rare earth ferrosilicon magnesium alloy - Part 2: Determination of calcium, magnesium and manganese contents - Inductively coupled plasma atomic emission spectrometry 稀土硅铁合金及镁硅铁合金化学分析方法 第2部分：钙、镁、锰量的测定 电感耦合等离子体发射光谱法 |
China National Standards content |
English PDF |
| GB/T 16477.1-2010 |
Chemical analysis methods of rare-earth ferrosilicon alloy and rare-earth ferrosilicon magnesium alloy - Part 1: Determination of total rare earth content 稀土硅铁合金及镁硅铁合金化学分析方法 第1部分：稀土总量的测定 |
China National Standards content |
English PDF |
| GB/T 12690.17-2010 |
Chemical analysis methods of non-rare earth impurities in rare earth metals and the oxides - Part 17：Determination of niobium and tantalum contents of rare earth metals 稀土金属及其氧化物中非稀土杂质化学分析方法 第17部分：稀土金属中铌、钽量的测定 |
China National Standards content |
English PDF |
| GB/T 12690.16-2010 |
Chemical analysis methods of non-rare earth impurities in rare earth metals and the oxides - Part 16: Determination of fluorine content - Ion selective electrode analysis 稀土金属及其氧化物中非稀土杂质化学分析方法 第16部分：氟量的测定 离子选择性电极法 |
China National Standards content |
English PDF |
| GB/T 12689.7-2010 |
Methods for chemical analysis of zinc and zinc alloys - Part 7：Determination of magnesium content - Flame atomic absorption spectrometric method 锌及锌合金化学分析方法 第7部分： 镁量的测定 火焰原子吸收光谱法 |
China National Standards content |
English PDF |
| GB/T 12689.1-2010 |
Methods for chemical analysis of zinc and zinc alloys - Part 1: Determination of aluminum content - Chromazurol S-polyethylene glycol octyl phenylether-cetylpyridine bromine spectrophotometry, Chromeazurol S spectrophotometric method and EDTA titrimetry 锌及锌合金化学分析方法 第1部分：铝量的测定 铬天青S-聚乙二醇辛基苯基醚-溴化十六烷基吡啶分光光度法、CAS分光光度法和EDTA滴定法 |
China National Standards content |
English PDF |
| GB 26434-2010 |
Limited content of tin in feeds 饲料中锡的允许量 |
China National Standards content |
English PDF |
| GB 26419-2010 |
Limited contents of copper in feeds 饲料中铜的允许量 |
China National Standards content |
English PDF |
| GB 26418-2010 |
Limited content of selenium in feeds 饲料中硒的允许量 |
China National Standards content |
English PDF |
| GB/T 26196-2010 |
Fireworks and firecrackers - Determination of carbon content in pyrotechnic compositions - High frequency-infrared absorption method 烟花爆竹 烟火药中碳含量的测定 高频-红外吸收法 |
China National Standards content |
English PDF |
| GB/T 26193-2010 |
Determination of the content of migration of Sb,As,Ba,Cd,Cr,Pb,Hg and Se from toy material by ICP-MS 玩具材料中可迁移元素锑、砷、钡、镉、铬、铅、汞、硒的测定 电感耦合等离子体质谱法 |
China National Standards content |
English PDF |
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