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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 23370-2009 |
Hardmetals - Compression test 硬质合金 压缩试验方法 |
China National Standards Co |
 English PDF |
| GB/T 23368.2-2009 |
Methods for chemical analysis of ammonium metatungstate - Part 2: Determination of zinc Content - Flame atomic absorption spectrometry 偏钨酸铵化学分析方法 第2部分：锌量的测定 火焰原子吸收光谱法 |
China National Standards Co |
English PDF |
| GB/T 23368.1-2009 |
Methods for chemical analysis of ammonium metatungstate - Part 1: Determination of water insoluble Content - Gravimetric analysis 偏钨酸铵化学分析方法 第1部分：水不溶物量的测定 称量法 |
China National Standards Co |
English PDF |
| GB/T 23367.2-2009 |
Methods for chemical analysis of lithium Cobalt oxide - Part 2: Determination of lithium，nickel，manganese，magnesium，aluminium，iron，sodium，calcium and copper content - Inductively coupled plasma atomic emission spectrometry 钴酸锂化学分析方法 第2部分：锂、镍、锰、镁、铝、铁、钠、钙和铜量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Co |
English PDF |
| GB/T 23367.1-2009 |
Methods for chemical analysis of lithium Cobalt oxide - Part 1: Determination of cobalt content - EDTA titration 钴酸锂化学分析方法 第1部分：钴量的测定 EDTA滴定法 |
China National Standards Co |
English PDF |
| GB/T 23366-2009 |
Electrochemical performance test of lithium Cobalt oxide - Test method for discharge plateau capacity ratio and cycle life 钴酸锂电化学性能测试 放电平台容量比率及循环寿命测试方法 |
China National Standards Co |
English PDF |
| GB/T 23365-2009 |
Electrochemical performance test of lithium Cobalt oxide - Test method for specific capacity and charge-discharge efficiency of the first cycle 钴酸锂电化学性能测试 首次放电比容量及首次充放电效率测试方法 |
China National Standards Co |
English PDF |
| GB/T 23364.5-2009 |
Methods for chemical analysis of high purity indium oxide - Part 5: Determination of chlorine Content - Mercuric sulfocyanide spectrophotometry 高纯氧化铟化学分析方法 第5部分：氯量的测定 硫氰酸汞分光光度法 |
China National Standards Co |
English PDF |
| GB/T 23364.4-2009 |
Methods for chemical analysis of high purity indium oxide - Part 4: Determination of aluminum, iron, Copper, zinc, cadmium, lead and thallium content - Inductively coupled plasma mass spectrometry 高纯氧化铟化学分析方法 第4部分：铝、铁、铜、锌、镉、铅和铊量的测定 电感耦合等离子体质谱法 |
China National Standards Co |
English PDF |
| GB/T 23364.3-2009 |
Methods for chemical analysis of high purity indium oxide - Part 3: Determination of antimony Content - Atomic fluorescence spectrometry 高纯氧化铟化学分析方法 第3部分：锑量的测定 原子荧光光谱法 |
China National Standards Co |
English PDF |
| GB/T 23364.2-2009 |
Methods for chemical analysis of high purity indium oxide - Part 2: Determination of tin Content - Phenylfluorone spectrophotometry 高纯氧化铟化学分析方法 第2部分：锡量的测定 苯基荧光酮分光光度法 |
China National Standards Co |
English PDF |
| GB/T 23364.1-2009 |
Methods for chemical analysis of high purity indium oxide - Part 1: Determination of arsenic Content - Atomic fluorescence spectrometry 高纯氧化铟化学分析方法 第1部分：砷量的测定 原子荧光光谱法 |
China National Standards Co |
English PDF |
| GB/T 23362.5-2009 |
Methods for chemical analysis of high purity indium hydroxide - Part 5: Determination of chlorine Content - Mercuric sulfocyanide spectrophotometry 高纯氢氧化铟化学分析方法 第5部分：氯量的测定 硫氰酸汞分光光度法 |
China National Standards Co |
English PDF |
| GB/T 23362.4-2009 |
Methods for chemical analysis of high purity indium hydroxide - Part 4: Determination of aluminum, iron, Copper, zinc, cadmium, lead and thallium content - Inductively coupled plasma mass spectrometry 高纯氢氧化铟化学分析方法 第4部分：铝、铁、铜、锌、镉、铅和铊量的测定 电感耦合等离子体质谱法 |
China National Standards Co |
English PDF |
| GB/T 23362.3-2009 |
Methods for chemical analysis of high purity indium hydroxide - Part 3: Determination of antimony Content - Atomic fluorescence spectrometry 高纯氢氧化铟化学分析方法 第3部分：锑量的测定 原子荧光光谱法 |
China National Standards Co |
English PDF |
| GB/T 23362.2-2009 |
Methods for chemical analysis of high purity indium hydroxide - Part 2: Determination of tin Content - Phenylfluorone spectrophotometry 高纯氢氧化铟化学分析方法 第2部分：锡量的测定 苯基荧光酮分光光度法 |
China National Standards Co |
English PDF |
| GB/T 23362.1-2009 |
Methods for chemical analysis of high purity indium hydroxide - Part 1: Determination of arsenic Content - Atomic fluorescence spectrometry 高纯氢氧化铟化学分析方法 第1部分：砷量的测定 原子荧光光谱法 |
China National Standards Co |
English PDF |
| GB/T 23357-2009 |
TobacCo and tobacco products - Determination of water content - Karl Fischer method 烟草及烟草制品 水分的测定 卡尔费休法 |
China National Standards Co |
English PDF |
| GB/T 23355-2009 |
Cigarettes - Determination of niCotine in smoke condensates - Gas-chromatographic method 卷烟 总粒相物中烟碱的测定 气相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23349-2009 |
ECological index of arsenic,cadmium,lead,chromium and mercury for fertilizers 肥料中砷、镉、铅、铬、汞生态指标 |
China National Standards Co |
English PDF |
| GB/T 23343-2009 |
Textiles - Tests for Colour fastness - Colour fastness to domestic and commercial laundering - Oxidative bleach response using a non-phosphate reference detergent incorporating a low temperature bleach activator 纺织品 色牢度试验 耐家庭和商业洗涤色牢度 使用含有低温漂白活性剂的无磷标准洗涤剂的氧化漂白反应 |
China National Standards Co |
English PDF |
| GB/T 23342-2009 |
Reciprocal internal Combustion engines - Recoil starting equipment - General safety requirements 往复式内燃机 回弹式绳索起动装置 基本安全要求 |
China National Standards Co |
English PDF |
| GB/T 23340-2009 |
Internal Combustion engines - Connecting-rods - Specification 内燃机 连杆 技术条件 |
China National Standards Co |
English PDF |
| GB/T 23339-2009 |
Internal Combustion engines - Crankshafts - Specification 内燃机 曲轴 技术条件 |
China National Standards Co |
English PDF |
| GB/T 23338-2009 |
Internal Combustion engines - Charge air coolers - Specification 内燃机 增压空气冷却器 技术条件 |
China National Standards Co |
English PDF |
| GB/T 23337-2009 |
Internal Combustion engines - Intake and exhaust valves - Specification 内燃机 进、排气门 技术条件 |
China National Standards Co |
English PDF |
| GB/T 23333-2009 |
Evaporative air Cooler 蒸发式冷风扇 |
China National Standards Co |
English PDF |
| GB/T 23326-2009 |
Stainless steel fibers and Cotton-polyester blended grey fabric with electromagnetic shielding performance 不锈钢纤维与棉涤混纺电磁波屏蔽本色布 |
China National Standards Co |
English PDF |
| GB/T 23317-2009 |
Specification for clothing made from Coated fabrics for protection against wet weather 涂层服装抗湿技术要求 |
China National Standards Co |
English PDF |
| GB/T 23312.7-2009 |
Enamelled round aluminium winding wire - Part 7: Polyester or polyesterimide overCoated with polyamide-imide enamelled round aluminium wire, class 200 漆包铝圆绕组线 第7部分：200级聚酯或聚酯亚胺/聚酰胺酰亚胺复合漆包铝圆线 |
China National Standards Co |
English PDF |
| GB/T 23312.6-2009 |
Enamelled round aluminium winding wire - Part 6: Polyester or polyesterimide overCoated with polyamide enamelled round aluminium wire, class 180 漆包铝圆绕组线 第6部分：180级聚酯或聚酯亚胺/聚酰胺复合漆包铝圆线 |
China National Standards Co |
English PDF |
| GB/T 23311-2009 |
Aromatic polyimide tape wrapped round Copper wire, class 240 240级芳族聚酰亚胺薄膜绕包铜圆线 |
China National Standards Co |
English PDF |
| GB/T 23310-2009 |
Aromatic polyimide tape wrapped rectangular Copper wire，class 240 240级芳族聚酰亚胺薄膜绕包铜扁线 |
China National Standards Co |
English PDF |
| GB/T 23308-2009 |
Aluminium-magnesium-siliCon alloy wire for overhead line conductors 架空绞线用铝-镁-硅系合金圆线 |
China National Standards Co |
English PDF |
| GB/T 23303-2009 |
Ships and marine technology - Inflatable rescue boats - Coated fabrics for inflatable chambers 船舶与海上技术 充气式救助艇 充气腔用胶布 |
China National Standards Co |
English PDF |
| GB/T 23296.9-2009 |
Food Contact materials - Polymer - Determination of acrylamide in food simulants - High performance liquid chromatography 食品接触材料 高分子材料 食品模拟物中丙烯酰胺的测定 高效液相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.8-2009 |
Food Contact materials - Polymer - Determination of acrylonitrile in food simulants - Gas chromatography 食品接触材料 高分子材料 食品模拟物中丙烯腈的测定 气相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.7-2009 |
Food Contact materials - Determination of epichlorohydrin in plastics - High performance liquid chromatography 食品接触材料 塑料中表氯醇含量的测定 高效液相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.6-2009 |
Food Contact materials - Polymer - Determination of 4-methyl-1-pentene in food simulants - Gas chromatography 食品接触材料 高分子材料 食品模拟物中4-甲基-1-戊烯的测定 气相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.5-2009 |
Food Contact materials - Polymer - Determination of dimethylaminoethanol in food simulants - Gas chromatography 食品接触材料 高分子材料 食品模拟物中2-(N,N-二甲基氨基)乙醇的测定 气相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.4-2009 |
Food Contact materials - Polymer - Determination of 1-octene and tetrahydrofuran in food simulants - Gas chromatography 食品接触材料 高分子材料 食品模拟物中1-辛烯和四氢呋喃的测定 气相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.3-2009 |
Food Contact materials - Determination of 1,3-butadiene in plastics - Gas chromatography 食品接触材料 塑料中1,3-丁二烯含量的测定 气相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.26-2009 |
Food Contact materials - Polymer - Determination of formaldehyde and hexamethylenetetramine in food simulants - Spectrophotometry 食品接触材料 高分子材料 食品模拟物中甲醛和六亚甲基四胺的测定 分光光度法 |
China National Standards Co |
English PDF |
| GB/T 23296.25-2009 |
Food Contact materials - Polymer - Determination of 1,3-benzenedimethanamine in food simulants - High performance liquid chromatography 食品接触材料 高分子材料 食品模拟物中1，3-苯二甲胺的测定 高效液相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.24-2009 |
Food Contact materials - Polymer - Determination of 1,2-dihydroxybenzene,1,3-dihydroxybenzene,1,4-dihydroxybenzene,4,4’-dihydroxybenzophenone and 4,4’dihydroxybiphenyl in food simulants - High performance liquid chromatography 食品接触材料 高分子材料 食品模拟物中1,2-苯二酚、1,3-苯二酚、1,4-苯二酚、4,4’-二羟二苯甲酮、4,4'-二羟联苯的测定 高效液相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.23-2009 |
Food Contact materials - Polymer - Determination of 1,1,1-trimethylolpropane in food simulants - Gas chromatography 食品接触材料 高分子材料 食品模拟物中1,1,1-三甲醇丙烷的测定 气相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.22-2009 |
Food Contact materials - Determination of isocyanates in plastics - High performance liquid chromatography 食品接触材料 塑料中异氰酸酯含量的测定 高效液相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.2-2009 |
Food Contact materials - Polymer - Determination of 1,3-butadiene in food simulants - Gas chromatography 食品接触材料 高分子材料 食品模拟物中1,3-丁二烯的测定 气相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.21-2009 |
Food Contact materials - Polymer - Determination of maleic acid and maleic anhydride in food simulants - High performance liquid chromatography 食品接触材料 高分子材料 食品模拟物中顺丁烯二酸及顺丁烯二酸酐的测定 高效液相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.20-2009 |
Food Contact materials - Polymer - Determination of caprolactam and caprolactam salt in food simulants - Gas chromatography 食品接触材料 高分子材料 食品模拟物中己内酰胺及己内酰胺盐的测定 气相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.19-2009 |
Food Contact materials - Polymer - Determination of vinyl acetate in food simulants - Gas chromatography 食品接触材料 高分子材料 食品模拟物中乙酸乙烯酯的测定 气相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.18-2009 |
Food Contact materials - Polymer - Determination of monoethylene glycol and diethylene glycol in food simulants - Gas chromatography 食品接触材料 高分子材料 食品模拟物中乙二醇与二甘醇的测定 气相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.17-2009 |
Food Contact materials - Polymer - Determination of 1,2-diaminoethane and 1,6-diaminohexane in food simulants - Gas chromatography 食品接触材料 高分子材料 食品模拟物中乙二胺与己二胺的测定 气相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.16-2009 |
Food Contact materials - Polymer - Determination of 2,2-bis(4-hydroxyphenyl)propane（bisphenol A ）in food simulants - High performance liquid chromatography 食品接触材料 高分子材料 食品模拟物中2，2-二（4-羟基苯基）丙烷（双酚A）的测定 高效液相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.15-2009 |
Food Contact materials - Polymer - Determination of 2,4,6-triamino-1,3,5-triazine（melamine）in food simulants - High performance liquid chromatography 食品接触材料 高分子材料 食品模拟物中2，4，6-三氨基-1，3，5-三嗪（三聚氰胺）的测定 高效液相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.14-2009 |
Food Contact materials - Polymer - Determination of vinyl chloride in food simulants - Gas chromatography 食品接触材料 高分子材料 食品模拟物中氯乙烯的测定 气相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.13-2009 |
Food Contact materials - Determination of vinyl chloride monomer in plastics - Gas chromatography 食品接触材料 塑料中氯乙烯单体的测定 气相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.12-2009 |
Food Contact materials - Polymer - Determination of 11-aminoundecanoic acid in food simulants - High performance liquid chromatography 食品接触材料 高分子材料 食品模拟物中11-氨基十一酸的测定 高效液相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.1-2009 |
Materials and articles in Contact with foodstuffs - Plastics substances subject to limitation - Guide to test methods for the specific migration of substances from plastics to foods and food simulants and the determination of substances in plastics and th 食品接触材料 塑料中受限物质 塑料中物质向食品及食品模拟物特定迁移试验和含量测定方法以及食品模拟物暴露条件选择的指南 |
China National Standards Co |
English PDF |
| GB/T 23296.11-2009 |
Food Contact materials - Determination of ethylene oxide and propylene oxide in plastics - Gas chromatography 食品接触材料 塑料中环氧乙烷和环氧丙烷含量的测定 气相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23296.10-2009 |
Food Contact materials - Polymer - Determination of terephthalic acid in food simulants - High performance liquid chromatography 食品接触材料 高分子材料 食品模拟物中对苯二甲酸的测定 高效液相色谱法 |
China National Standards Co |
English PDF |
| GB/T 23291-2009 |
Machine tools - Test Conditions for self-centring，manually-operated chucks with one-piece jaws 机床 整体爪手动自定心卡盘检验条件 |
China National Standards Co |
English PDF |
| GB/T 23278.8-2009 |
Methods for chemical analysis of sodium stannate - Part 8: Determination of nitrate Content - Ion selective electrode method 锡酸钠化学分析方法 第8部分：硝酸盐含量的测定 离子选择电极法 |
China National Standards Co |
English PDF |
| GB/T 23278.6-2009 |
Methods for chemical analysis of sodium stannate - Part 6: Determination of free alkali Content - Titration 锡酸钠化学分析方法 第6部分：游离碱的测定 中和滴定法 |
China National Standards Co |
English PDF |
| GB/T 23278.5-2009 |
Methods for chemical analysis of sodium stannate - Part 5: Determination of antimony Content - Malachite green photometric method 锡酸钠化学分析方法 第5部分：锑量的测定 孔雀绿分光光度法 |
China National Standards Co |
English PDF |
| GB/T 23278.4-2009 |
Methods for chemical analysis of sodium stannate - Part 4: Determination of lead Content - Flame atomic absorption spectrometry 锡酸钠化学分析方法 第4部分：铅量的测定 原子吸收光谱法 |
China National Standards Co |
English PDF |
| GB/T 23278.3-2009 |
Methods for chemical analysis of sodium stannate - Part 3: Determination of arsenic Content - Molybdoantimonyarsenate blue spectrophotometric method 锡酸钠化学分析方法 第3部分：砷量的测定 砷锑钼蓝分光光度法 |
China National Standards Co |
English PDF |
| GB/T 23278.2-2009 |
Methods for chemical analysis of sodium stannate - Part 2: Determination of iron Content - 1，10-phenanthroline photometric method 锡酸钠化学分析方法 第2部分：铁量的测定 1，10-二氮杂菲分光光度法 |
China National Standards Co |
English PDF |
| GB/T 23278.1-2009 |
Methods for chemical analysis of sodium stannate - Part 1: Determination of tin Content - Titration 锡酸钠化学分析方法 第1部分：锡量的测定 碘酸钾滴定法 |
China National Standards Co |
English PDF |
| GB/T 23277-2009 |
Chemical analysis methods of catalysts Containing precious metals - Determination of platinum, palladium and rhodium in automobile exhaust-purifying catalysts - Spectrophotometry 贵金属催化剂化学分析方法 汽车尾气净化催化剂中铂、钯、铑量的测定 分光光度法 |
China National Standards Co |
English PDF |
| GB/T 23276-2009 |
Method for chemical analysis of palladium Compounds - Determination of palladium content - Complexometric tityation using butanedione dioxime releasing EDTA 钯化合物分析方法 钯量的测定 二甲基乙二醛肟析出EDTA络合滴定法 |
China National Standards Co |
English PDF |
| GB/T 23275-2009 |
Methods for chemical analysis of ruthenium determination of lead, iron, nickel, aluminum, Copper, silver, gold, platinum, palladium, rhodium, iridium and silicon in ruthenium powder by glow discharge mass spectrometry 钌粉化学分析方法 铅、铁、镍、铝、铜、银、金、铂、铱、钯、铑、硅量的测定 辉光放电质谱法 |
China National Standards Co |
English PDF |
| GB/T 23274.6-2009 |
Methods for chemical analysis of stannic oxide - Part 6: Determination of sulfate Content - Visual turbidimetry method 二氧化锡化学分析方法 第6部分：硫酸盐的测定 目视比浊法 |
China National Standards Co |
English PDF |
| GB/T 23274.5-2009 |
Methods for chemical analysis of stannic oxide - Part 5: Determination of antimony Content - Malachite green photometric method 二氧化锡化学分析方法 第5部分：锑量的测定 孔雀绿分光光度法 |
China National Standards Co |
English PDF |
| GB/T 23274.4-2009 |
Methods for chemical analysis of stannic oxide - Part 4: Determination of lead and Copper content - Flame atomic absorption spectrometric method 二氧化锡化学分析方法 第4部分：铅、铜量的测定 火焰原子吸收光谱法 |
China National Standards Co |
English PDF |
| GB/T 23274.3-2009 |
Methods for chemical analysis of stannic oxide - Part 3: Determination of arsenic Content - Molybdoantimonyarsenate blue spectrophotometric method 二氧化锡化学分析方法 第3部分：砷量的测定 砷锑钼蓝分光光度法 |
China National Standards Co |
English PDF |
| GB/T 23274.2-2009 |
Methods for chemical analysis of stannic oxide - Part 2: Determination of iron Content - 1，10-phenanthroline photometric method 二氧化锡化学分析方法 第2部分：铁量的测定 1，10-二氮杂菲分光光度法 |
China National Standards Co |
English PDF |
| GB/T 23274.1-2009 |
Methods for chemical analysis of stannic oxide - Part 1: Determination of stannic oxide Content - Potassium iodate titrimetric method 二氧化锡化学分析方法 第1部分：二氧化锡量的测定 碘酸钾滴定法 |
China National Standards Co |
English PDF |
| GB/T 23273.8-2009 |
Methods for chemical analysis of Cobalt oxalate - Part 8: Determination of nicke，copper，iron，zinc，aluminium，manganese, lead，arsenic，calcium，magnesium and sodium content - Inductively coupled plasma atomic emission spectrometry 草酸钴化学分析方法 第8部分：镍、铜、铁、锌、铝、锰、铅、砷、钙、镁、钠量的测定 电感耦合等离子体发射光谱法 |
China National Standards Co |
English PDF |
| GB/T 23273.7-2009 |
Methods for chemical analysis of Cobalt oxalate - Part 7: Determination of sulfate ion content - Combusition - Iodimetry 草酸钴化学分析方法 第7部分：硫酸根离子量的测定 燃烧-碘量法 |
China National Standards Co |
English PDF |
| GB/T 23273.6-2009 |
Methods for chemical analysis of Cobalt oxalate - Part 6: Determination of chlorine ion content - Ion selective electrode method 草酸钴化学分析方法 第6部分：氯离子量的测定 离子选择性电极法 |
China National Standards Co |
English PDF |
| GB/T 23273.5-2009 |
Methods for chemical analysis of Cobalt oxalate - Part 5: Determination of calcium，magnesium and sodium content - Flame atomic absorption spectrometry 草酸钴化学分析方法 第5部分：钙、镁、钠量的测定 火焰原子吸收光谱法 |
China National Standards Co |
English PDF |
| GB/T 23273.4-2009 |
Methods for chemical analysis of Cobalt oxalate - Part 4: Determination of silicon content - Molybdenum blue spectrophotometry 草酸钴化学分析方法 第4部分：硅量的测定 钼蓝分光光度法 |
China National Standards Co |
English PDF |
| GB/T 23273.3-2009 |
Methods for chemical analysis of Cobalt oxatate - Part 3: Determination of arsenic content - Hydride generation-atomic fluorescence spectrometry 草酸钴化学分析方法 第3部分：砷量的测定 氢化物发生-原子荧光光谱法 |
China National Standards Co |
English PDF |
| GB/T 23273.2-2009 |
Methods for chemical analysis of Cobalt oxalate - Part 2: Determination of lead content - Electrothermal atomic absorption spectrometry 草酸钴化学分析方法 第2部分：铅量的测定 电热原子吸收光谱法 |
China National Standards Co |
English PDF |
| GB/T 23273.1-2009 |
Methods for chemical analysis of Cobalt oxalate - Part 1: Determination of cobalt content - Potentiometric titration method 草酸钴化学分析方法 第1部分：钴量的测定 电位滴定法 |
China National Standards Co |
English PDF |
| GB/T 23270.2-2009 |
Information and documentation - Open systems interConnection - Interlibrary loan application protocol specification - Part 2: Protocol implementation conformance statement (PICS) proforma 信息与文献 开放系统互连 馆际互借应用协议规范 第2部分：协议实施一致性声明（PICS）条文 |
China National Standards Co |
English PDF |
| GB/T 23270.1-2009 |
Information and documentation - Open system interConnection - Interlibrary loan application protocol specification - Part 1: Protocol specification 信息与文献 开放系统互连 馆际互借应用协议规范 第1部分：协议说明书 |
China National Standards Co |
English PDF |
| GB/T 23269-2009 |
Information and documentation - Open systems interConnection - Interlibrary loan application service definition 信息与文献 开放系统互连 馆际互借应用服务定义 |
China National Standards Co |
English PDF |
| GB/T 23265-2009 |
Chopped basalt fiber for cement, cement mortar and Concrete 水泥混凝土和砂浆用短切玄武岩纤维 |
China National Standards Co |
English PDF |
| GB/T 23258-2009 |
Standard practice Controlling internal corrosion in steel pipelines 钢质管道内腐蚀控制规范 |
China National Standards Co |
English PDF |
| GB/T 23257-2009 |
Polyethylene Coating for buried steel pipeline 埋地钢质管道聚乙烯防腐层 |
China National Standards Co |
English PDF |
| GB/T 23256-2009 |
Petroleum liquids - Automatic pipeline sampling - Statistical assessment of performance of automatic samplers determining the water Content in hydrocarbon liquids 石油液体管线自动取样 测定石油液体中水含量的自动取样器性能的统计学评估 |
China National Standards Co |
English PDF |
| GB/T 23253-2009 |
Hydraulic fluid power - Electrically Controlled hydraulic pumps - Test methods to determine performance characteristics 液压传动 电控液压泵 性能试验方法 |
China National Standards Co |
English PDF |
| GB/T 23251-2009 |
Guideline for Coal used in coal chemical conversion 煤化工用煤技术导则 |
China National Standards Co |
English PDF |
| GB/T 23250-2009 |
The direct method of determining Coalbed gas content in the mine 煤层瓦斯含量井下直接测定方法 |
China National Standards Co |
English PDF |
| GB/T 23249-2009 |
Coalbed gas content measurement methods in geological exploration period 地勘时期煤层瓦斯含量测定方法 |
China National Standards Co |
English PDF |
| GB/T 23248-2009 |
Code for design of seawater treatment for recirculating cooling seawater system 海水循环冷却水处理设计规范 |
China National Standards Co |
English PDF |
| GB/T 23246-2009 |
Conductivity-temperature-depth profiler 电导率温度深度剖面仪 |
China National Standards Co |
English PDF |
| GB/T 23244-2009 |
Fruit and vegetables - Principles and techniques of the Controlled atmosphere method of storage 水果和蔬菜 气调贮藏技术规范 |
China National Standards Co |
English PDF |
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