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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 13422-2013 |
Semiconductor converters - Electrical test Methods 半导体变流器 电气试验方法 |
China National Standards Method |
 English PDF |
| GB/T 9573-2013 |
Rubber and plastics hoses and hose assemblies - Methods of measurement of the dimensions of hoses and the lengths of hose assemblies 橡胶和塑料软管及软管组合件 软管尺寸和软管组合件长度测量方法 |
China National Standards Method |
English PDF |
| GB/T 4497.2-2013 |
Rubber - Determination of total sulfur content - Part 2: Sodium peroxide fusion Method 橡胶 全硫含量的测定 第2部分：过氧化钠熔融法 |
China National Standards Method |
English PDF |
| GB/T 29613.1-2013 |
Rubber - Analysis by pyrolytic gas-chromatographic Methods - Part 1：Identification of polymers （single polymers and polymer blends） 橡胶 裂解气相色谱分析法 第1部分：聚合物（单一及并用）的鉴定 |
China National Standards Method |
English PDF |
| GB/T 2794-2013 |
Determination for viscosity of adhesives - Single cylinder rotational viscometer Method 胶粘剂粘度的测定 单圆筒旋转粘度计法 |
China National Standards Method |
English PDF |
| GB/T 13646-2013 |
Rubber - Determination of bound styrene content - Spectrophotometric Method 橡胶 结合苯乙烯含量的测定 分光光度法 |
China National Standards Method |
English PDF |
| GB/T 13288.4-2013 |
Preparation of steel substrates before application of paints and related products - Surface roughness characteristics of blast-cleaned substrates - Part 4: Method for the calibration of ISO surface profile comparator and for the determination of surface p 涂覆涂料前钢材表面处理 喷射清理后的钢材表面粗糙度特性 第4部分：ISO表面粗糙度比较样块的校准和表面粗糙度的测定方法 触针法 |
China National Standards Method |
English PDF |
| GB/T 16903.3-2013 |
Rules for the presentation of graphical symbols for use on graphical signs - Part 3: Method for testing perceptibility 标志用图形符号表示规则 第3部分：感知性测试方法 |
China National Standards Method |
English PDF |
| GB/T 16903.2-2013 |
Rules for the presentation of graphical symbols for use on graphical signs - Part 2: Methods for testing comprehensibility 标志用图形符号表示规则 第2部分：理解度测试方法 |
China National Standards Method |
English PDF |
| GB/T 29637-2013 |
GC and GC-MS examination Methods for ketamine in suspected drug 疑似毒品中氯胺酮的气相色谱、气相色谱-质谱检验方法 |
China National Standards Method |
English PDF |
| GB/T 29636-2013 |
GC ,HPLC and GC-MS examination Methods for methylamphetamine in suspected drug 疑似毒品中甲基苯丙胺的气相色谱、高效液相色谱和气相色谱-质谱检验方法 |
China National Standards Method |
English PDF |
| GB/T 29635-2013 |
GC and GC-MS examination Methods for heroin in suspected drug 疑似毒品中海洛因的气相色谱、气相色谱-质谱检验方法 |
China National Standards Method |
English PDF |
| GB/T 6759-2013 |
Conveyor belts - Adhesion between constitutive elements - Test Methods 输送带 层间粘合强度 试验方法 |
China National Standards Method |
English PDF |
| GB/T 5678-2013 |
Sampling Methods of spectrochemical analysis for cast alloys 铸造合金光谱分析取样方法 |
China National Standards Method |
English PDF |
| GB/T 29536-2013 |
Testing Method for the forming limit diagram (FLD) of metal tube 金属管材成形极限图（FLD） 试验方法 |
China National Standards Method |
English PDF |
| GB/T 29533-2013 |
Compiling Method of technological norm for steel die forging material consumption 钢质模锻件材料消耗工艺定额编制方法 |
China National Standards Method |
English PDF |
| GB/T 29531-2013 |
Methods of measuring and evaluating vibration of pumps 泵的振动测量与评价方法 |
China National Standards Method |
English PDF |
| GB/T 29529-2013 |
Methods of measuring and evaluating noise of pumps 泵的噪声测量与评价方法 |
China National Standards Method |
English PDF |
| GB/T 29546-2013 |
Methods of static load deflection measurement for straight-side presses 闭式压力机静载变形测量方法 |
China National Standards Method |
English PDF |
| GB/T 6730.70-2013 |
Iron ores - Determination of total iron content - Titrimetric Method after tin(Ⅱ) chloride reduction 铁矿石 全铁含量的测定 氯化亚锡还原滴定法 |
China National Standards Method |
English PDF |
| GB/T 6730.32-2013 |
Iron ores - Determination of vanadium content - The ammonium ferrous sulfate titrimetric Method 铁矿石 钒含量的测定 硫酸亚铁铵滴定法 |
China National Standards Method |
English PDF |
| GB/T 4325.9-2013 |
Methods for chemical analysis of molybdenum - Part 9: Determination of nickel content - Dimethylglyoxime spectrophotometry and flame atomic absorption spectrometry 钼化学分析方法 第9部分：镍量的测定 丁二酮肟分光光度法和火焰原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 4325.8-2013 |
Methods for chemical analysis of molybdenum - Part 8: Determination of cobalt content - 5-Cl-PADAB spectrophotometry and flame atomic absorption spectrometry 钼化学分析方法 第8部分：钴量的测定 钴试剂分光光度法和火焰原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 4325.7-2013 |
Methods for chemical analysis of molybdenum - Part 7: Determination of iron content - 1,10-phenanthroline spectrophotometry and inductively coupled plasma atomic emission spectrometry 钼化学分析方法 第7部分：铁量的测定 邻二氮杂菲分光光度法和电感耦合等离子体发射光谱法 |
China National Standards Method |
English PDF |
| GB/T 4325.6-2013 |
Methods for chemical analysis of molybdenum - Part 6: Determination of arsenic content - Atomic fluorescence spectrometry 钼化学分析方法 第6部分：砷量的测定 原子荧光光谱法 |
China National Standards Method |
English PDF |
| GB/T 4325.5-2013 |
Methods for chemical analysis of molybdenum - Part 5: Determination of antimony content - Atomic fluorescence spectrometry 钼化学分析方法 第5部分：锑量的测定 原子荧光光谱法 |
China National Standards Method |
English PDF |
| GB/T 4325.4-2013 |
Methods for chemical analysis of molybdenum - Part 4: Determination of tin content - Atomic fluorescence spectrometry 钼化学分析方法 第4部分：锡量的测定 原子荧光光谱法 |
China National Standards Method |
English PDF |
| GB/T 4325.3-2013 |
Methods for chemical analysis of molybdenum - Part 3: Determination of bismuth content - Atomic fluorescence spectrometry 钼化学分析方法 第3部分：铋量的测定 原子荧光光谱法 |
China National Standards Method |
English PDF |
| GB/T 4325.26-2013 |
Methods for chemical analysis of molybdenum - Part 26: Determination of aluminium，magnesium，calcium，vanadium，chromium，manganese，iron，cobalt，nickel，copper，zinc，arsenic，cadmium ，tin，antimony，tungsten，lead and bismuth contents 钼化学分析方法 第26部分：铝、镁、钙、钒、铬、锰、铁、钴、镍、铜、锌、砷、镉、锡、锑、钨、铅和铋量的测定 电感耦合等离子体质谱法 |
China National Standards Method |
English PDF |
| GB/T 4325.25-2013 |
Methods for chemical analysis of molybdenum - Part 25: Determination of hydrogen content - Intert gas fusion infrared absorption method/thermal conductivity method 钼化学分析方法 第25部分：氢量的测定 惰气熔融红外吸收法/热导法 |
China National Standards Method |
English PDF |
| GB/T 4325.24-2013 |
Methods for chemical analysis of molybdenum - Part 24: Determination of tungsten content - Inductively coupled plasma atomic emission spectrometry 钼化学分析方法 第24部分:钨量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Method |
English PDF |
| GB/T 4325.23-2013 |
Methods for chemical analysis of molybdenum - Part 23: Determination of oxygen and nitrogen contents - Inert gas fusion-infrared absorption and thermal conductivity method 钼化学分析方法 第23部分：氧量和氮量的测定 惰气熔融红外吸收法-热导法 |
China National Standards Method |
English PDF |
| GB/T 4325.22-2013 |
Methods for chemical analysis of molybdenum - Part 22：Determination of phosphorus content - Molybdenum blue spectrophotometry 钼化学分析方法 第22部分：磷量的测定 钼蓝分光光度法 |
China National Standards Method |
English PDF |
| GB/T 4325.2-2013 |
Methods for chemical analysis of molybdenum - Part 2: Determination of cadmium content - Flame atomic absorption spectrometry 钼化学分析方法 第2部分：镉量的测定 火焰原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 4325.21-2013 |
Methods for chemical analysis of molybdenum - Part 21: Determination of carbon content and sulfur content - High frequency combustion-infrared absorption method 钼化学分析方法 第21部分：碳量和硫量的测定 高频燃烧红外吸收法 |
China National Standards Method |
English PDF |
| GB/T 4325.20-2013 |
Methods for chemical analysis of molybdenum - Part 20: Determination of manganese content - Flame atomic absorption spectrometry 钼化学分析方法 第20部分：锰量的测定 火焰原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 4325.19-2013 |
Methods for chemical analysis of molybdenum - Part 19: Determination of chromium content - Diphenylcarbazide spectrophotometry 钼化学分析方法 第19部分：铬量的测定 二苯基碳酰二肼分光光度法 |
China National Standards Method |
English PDF |
| GB/T 4325.18-2013 |
Methods for chemical analysis of molybdenum - Part 18: Determination of vanadium content - N-benzoyl-N-phenylhydroxylamine spectrophotometry and inductively coupled plasma atomic emission spectrometry 钼化学分析方法 第18部分：钒量的测定 钽试剂分光光度法和电感耦合等离子体原子发射光谱法 |
China National Standards Method |
English PDF |
| GB/T 4325.17-2013 |
Methods for chemical analysis of molybdenum - Part 17: Determination of titanium content - Diantipyrylmethane spectrophotometry and inductively coupled plasma atomic emission spectrometry 钼化学分析方法 第17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 Method |
English PDF |
| GB/T 4325.16-2013 |
Methods for chemical analysis of molybdenum - Part 16: Determination of potassium content - Flame atomic absorption spectrometry 钼化学分析方法 第16部分：钾量的测定 火焰原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 4325.15-2013 |
Methods for chemical analysis of molybdenum - Part 15: Determination of sodium content - Flame atomic absorption spectrometry 钼化学分析方法 第15部分：钠量的测定 火焰原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 4325.14-2013 |
Methods for chemical analysis of molybdenum - Part 14: Determination of magnesium content - Flame atomic absorption spectrometry 钼化学分析方法 第14部分：镁量的测定 火焰原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 4325.13-2013 |
Methods for chemical analysis of molybdenum - Part 13: Determination of calcium content - Flame atomic absorption spectrometry 钼化学分析方法 第13部分：钙量的测定 火焰原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 4325.12-2013 |
Methods for chemical analysis of molybdenum - Part 12: Determination of silicon content - Inductively coupled plasma atomic emission spectrometry 钼化学分析方法 第12部分：硅量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Method |
English PDF |
| GB/T 4325.1-2013 |
Methods for chemical analysis of molybdenum - Part 1: Determination of lead content - Graphite furnace atomic absorption spectrometry 钼化学分析方法 第1部分：铅量的测定 石墨炉原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 4325.11-2013 |
Methods for chemical analysis of molybdenum - Part 11: Determination of aluminum content - Chromazurol S spectrophotometry and inductively coupled plasma atomic emission spectrometry 钼化学分析方法 第11部分：铝量的测定 铬天青S分光光度法和电感耦合等离子体原子发射光谱法 |
China National Standards Method |
English PDF |
| GB/T 4325.10-2013 |
Methods for chemical analysis of molybdenum - Part 10: Determination of copper content - Flame atomic absorption spectrometry 钼化学分析方法 第10部分：铜量的测定 火焰原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 29517-2013 |
Method for manual sample preparation of chrome ores in bulk 散装铬矿石手工制样方法 |
China National Standards Method |
English PDF |
| GB/T 29515-2013 |
Cold rolled steel sheet for enamelling - Fish-scaling sensitivity test - Hydrogen permeation Method 搪瓷用冷轧钢板 鳞爆敏感性试验 氢渗透法 |
China National Standards Method |
English PDF |
| GB/T 29513-2013 |
Chemical analysis of ferric-containing dust and sludge by XRF-Fused cast bead Method 含铁尘泥 X射线荧光光谱化学分析 熔铸玻璃片法 |
China National Standards Method |
English PDF |
| GB/T 29509.2-2013 |
Methods for chemical analysis of gold-loaded carbon - Part 2：Determination of silver content - Flame atomic absorption spectrometry 载金炭化学分析方法 第2部分：银量的测定 火焰原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 29509.1-2013 |
Methods for chemical analysis of gold-loaded carbon - Part 1: Determination of gold content 载金炭化学分析方法 第1部分：金量的测定 |
China National Standards Method |
English PDF |
| GB/T 29507-2013 |
Test Method for measuring flatness, thickness and total thickness variation on silicon wafers by automated non-contact scanning 硅片平整度、厚度及总厚度变化测试 自动非接触扫描法 |
China National Standards Method |
English PDF |
| GB/T 29505-2013 |
Test Method for measuring surface roughness on planar surfaces of silicon wafer 硅片平坦表面的表面粗糙度测量方法 |
China National Standards Method |
English PDF |
| GB/T 29493.4-2013 |
Determination of harmful substances in textile dyeing and finishing auxiliaries - Part 4: Determination of polycyclic aromatic hydrocarbons - GC/MS Method 纺织染整助剂中有害物质的测定 第4部分：稠环芳烃化合物(PAHs)的测定 气相色谱-质谱法 |
China National Standards Method |
English PDF |
| GB/T 29493.3-2013 |
Determination of harmful substances in textile dyeing and finishing auxiliaries - Part 3: Determination of organotins GC/MS Method 纺织染整助剂中有害物质的测定 第3部分：有机锡化合物的测定 气相色谱-质谱法 |
China National Standards Method |
English PDF |
| GB/T 29493.2-2013 |
Determination of harmful substances in textile dyeing and finishing auxiliaries - Part 2: Determination of perfluorooctane sulfonates and perfluorooctanoicacid HPLC-MS/MS Method 纺织染整助剂中有害物质的测定 第2部分：全氟辛烷磺酰基化合物(PFOS)和全氟辛酸(PFOA)的测定 高效液相色谱-质谱法 |
China National Standards Method |
English PDF |
| GB/T 29493.1-2013 |
Determination of harmful substances in textile dyeing and finishing auxiliaries - Part 1: Determination of polybrominated biphenyl and polybrominated diphenyl ethers GC/MS Method 纺织染整助剂中有害物质的测定 第1部分： 多溴联苯和多溴二苯醚的测定 气相色谱-质谱法 |
China National Standards Method |
English PDF |
| GB/T 5008.1-2013 |
Lead-acid starter batteries - Part 1: Technical conditions and Methods of test 起动用铅酸蓄电池 第1部分: 技术条件和试验方法 |
China National Standards Method |
English PDF |
| GB/T 50266-2013 |
Standard for test Methods of engineering rock mass 工程岩体试验方法标准 |
China National Standards Method |
English PDF |
| GB/T 30315-2013 |
Test Method for reciprocating flex fatigue of dipped cords 浸胶帘线往复曲挠疲劳试验方法 |
China National Standards Method |
English PDF |
| GB 12668.3-2012 |
Adjustable speed electrical power drive systems - Part 3: EMC requirements and specific test Methods 调速电气传动系统 第3部分 :电磁兼容性要求及其特定的试验方法 |
China National Standards Method |
English PDF |
| GB/T 8151.17-2012 |
Methods for chemical analysis of zinc concentrates - Part 17：Determination of zinc content - Hydroxide precipitation and Na2EDTA titrimetric method 锌精矿化学分析方法 第17部分：锌量的测定 氢氧化物沉淀-Na2EDTA滴定法 |
China National Standards Method |
English PDF |
| GB/T 8151.14-2012 |
Methods for chemical analysis of zinc concentrates - Part 14： Determination of nickel content - The flame atomic absorption spectrometric method 锌精矿化学分析方法 第14部分：镍量的测定 火焰原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 8151.13-2012 |
Methods for chemical analysis of zinc concentrates - Part 13： Determination of germanium content - Hydride generation-atomic fluorescence spectrometry and the phenyl fluorone spectrophptometric method 锌精矿化学分析方法 第13部分：锗量的测定 氢化物发生-原子荧光光谱法和苯芴酮分光光度法 |
China National Standards Method |
English PDF |
| GB/T 8151.12-2012 |
Methods for chemical analysis of zinc concentrates - Part 12： Determination of sliver content - The flame atomic absorption spectrometric method 锌精矿化学分析方法 第12部分：银量的测定 火焰原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 8151.1-2012 |
Methods for chemical analysis of zinc concentrates - Part 1：Determination of zinc content - Precipitate separation-Na2EDTA titrimetric method and extractive separation-Na2EDTA titrimetric method 锌精矿化学分析方法 第1部分：锌量的测定 沉淀分离Na2EDTA滴定法和萃取分离Na2EDTA滴定法 |
China National Standards Method |
English PDF |
| GB/T 8151.11-2012 |
Methods for chemical analysis of zinc concentrates - Part 11： Determination of antimony content - Hydride generation-atomic fluorescence spectrometry 锌精矿化学分析方法 第11部分：锑量的测定 氢化物发生-原子荧光光谱法 |
China National Standards Method |
English PDF |
| GB/T 8151.10-2012 |
Methods for chemical analysis of zinc concentrates - Part 10：Determination of tin content - Hydride generation-atomic fluorescence spectrometry 锌精矿化学分析方法 第10部分：锡量的测定 氢化物发生-原子荧光光谱法 |
China National Standards Method |
English PDF |
| GB/T 8151.9-2012 |
Methods for chemical analysis of zinc concentrates - Part 9： Determination of fluorine content - The ion selective electrode method 锌精矿化学分析方法 第9部分：氟量的测定 离子选择电极法 |
China National Standards Method |
English PDF |
| GB/T 8151.8-2012 |
Methods for chemical analysis of zinc concentrates - Part 8： Determination of cadmium content - The flame atomic absorption spectrometric method 锌精矿化学分析方法 第8部分：镉量的测定 火焰原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 8151.7-2012 |
Methods for chemical analysis of zinc concentrates - Part 7： Determination of arsenic content - Hydride generation-atomic fluorescence spectrometry and the potassium bromate titrimetric method 锌精矿化学分析方法 第7部分：砷量的测定 氢化物发生-原子荧光光谱法和溴酸钾滴定法 |
China National Standards Method |
English PDF |
| GB/T 8151.6-2012 |
Methods for chemical analysis of zinc concentrates - Part 6： Determination of copper content - The flame atomic absorption spectrometric method 锌精矿化学分析方法 第6部分：铜量的测定 火焰原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 8151.5-2012 |
Methods for chemical analysis of zinc concentrates - Part 5： Determination of lead content - The flame atomic absorption spectrometric method 锌精矿化学分析方法 第5部分：铅量的测定 火焰原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 8151.4-2012 |
Methods for chemical analysis of zinc concentrates - Part 4： Determination of silicon dioxide content - Molybdenum blue spectrophotometry 锌精矿化学分析方法 第4部分：二氧化硅量的测定 钼蓝分光光度法 |
China National Standards Method |
English PDF |
| GB/T 8151.3-2012 |
Methods for chemical analysis of zinc concentrates - Part 3： Determination of iron content - Na2EDTA titrimetric method 锌精矿化学分析方法 第3部分：铁量的测定 Na2EDTA滴定法 |
China National Standards Method |
English PDF |
| GB/T 8151.2-2012 |
Methods for chemical analysis of zinc concentrates - Part 2：Determination of sulfur content - The combustion neutralization titrimetric method 锌精矿化学分析方法 第2部分：硫量的测定 燃烧中和滴定法 |
China National Standards Method |
English PDF |
| GB/T 8151.20-2012 |
Methods for chemical analysis of zinc concentrates - Part 20：Determination of copper,lead,iron,arsenic,cadmium antimony, calcium,magnesium contents - Inductively coupled plasma atomic emission spectrometry 锌精矿化学分析方法 第20部分：铜、铅、铁、砷、镉、锑、钙、镁量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Method |
English PDF |
| GB/T 8151.19-2012 |
Methods for chemical analysis of zinc sulfide concentrates - Part 19：Determination of silver and gold contents - Fire assay and flame atomic absorption spectrometric method using scorification or cupellation 锌精矿化学分析方法 第19部分：金和银含量的测定 铅析或灰吹火试金和火焰原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 8151.18-2012 |
Methods for chemical analysis of zinc concentrates - Part 18： Determination of zinc content - Ion-exchange/ Na2EDTA titrimetric method 锌精矿化学分析方法 第18部分：锌量的测定 离子交换-Na2EDTA滴定法 |
China National Standards Method |
English PDF |
| GB/T 4324.9-2012 |
Methods for chemical analysis of tungsten - Part 9: Determination of cadmium content - Inductively coupled plasma atomic emission spectrometry and flame atomic absorption spectrometry 钨化学分析方法 第9部分：镉量的测定 电感耦合等离子体原子发射光谱法和火焰原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 4324.7-2012 |
Methods for chemical analysis of tungsten - Part 7: Determination of cobalt content - Inductively coupled plasma atomic emission spectrometry 钨化学分析方法 第7部分：钴量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Method |
English PDF |
| GB/T 4324.6-2012 |
Methods for chemical analysis of tungsten - Part 6: Determination of iron content-1,10-phenanthroline spectrophotometry 钨化学分析方法 第6部分：铁量的测定 邻二氮杂菲分光光度法 |
China National Standards Method |
English PDF |
| GB/T 4324.5-2012 |
Methods for chemical analysis of tungsten - Part 5: Determination of arsenic content - Hydrogenate atomic absorption spectrometry 钨化学分析方法 第5部分：砷量的测定 氢化物原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 4324.4-2012 |
Methods for chemical analysis of tungsten - Part 4: Determination of antimony content - Hydrogenate atomic absorption spectrometry 钨化学分析方法 第4部分：锑量的测定 氢化物原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 4324.3-2012 |
Methods for chemical analysis of tungsten - Part 3: Determination of tin content - Hydrogenate atomic absorption spectrometry 钨化学分析方法 第3部分：锡量的测定 氢化物原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 4324.28-2012 |
Methods for chemical analysis of tungsten - Part 28: Determination of molybdenum content - The thioyanate spectrophotometry 钨化学分析方法 第28部分：钼量的测定 硫氰酸盐分光光度法 |
China National Standards Method |
English PDF |
| GB/T 4324.27-2012 |
Methods for chemical analysis of tungsten - Part 27:：Determination of carbon content - High frequency combustion-infrared absorption method 钨化学分析方法 第27部分：碳量的测定 高频燃烧红外吸收法 |
China National Standards Method |
English PDF |
| GB/T 4324.26-2012 |
Methods for chemical analysis of tungsten - Part 26: Determination of nitrogen content - Pulse heating inert gas fusion-thermal conductive method and the Nessler reagent spectrophotometry 钨化学分析方法 第26部分：氮量的测定 脉冲加热惰气熔融-热导法和奈氏试剂分光光度法 |
China National Standards Method |
English PDF |
| GB/T 4324.25-2012 |
Methods for chemical analysis of tungsten - Part 25: Determination of oxygen content - Pulse heating inert gas fusion-infrared absorption method 钨化学分析方法 第25部分：氧量的测定 脉冲加热惰气熔融-红外吸收法 |
China National Standards Method |
English PDF |
| GB/T 4324.24-2012 |
Methods for chemical analysis of tungsten - Part 24: Determination of phosphorus content - Molybdemum blue photometry 钨化学分析方法 第24部分：磷量的测定 钼蓝分光光度法 |
China National Standards Method |
English PDF |
| GB/T 4324.23-2012 |
Methods for chemical analysis of tungsten - Part 23: Determination of sulfur content - The combustion-conductometric titration and high frequency combustion-infrared absorption method 钨化学分析方法 第23部分：硫量的测定 燃烧电导法和高频燃烧红外吸收法 |
China National Standards Method |
English PDF |
| GB/T 4324.22-2012 |
Methods for chemical analysis of tungsten - Part 22: Determination of manganese content - Inductively coupled plasma atomic emission spectrometry 钨化学分析方法 第22部分：锰量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Method |
English PDF |
| GB/T 4324.2-2012 |
Methods for chemical analysis of tungsten - Part 2: Determination of bismuth content - Hydrogenate atomic absorption spectrometry 钨化学分析方法 第2部分：铋量的测定 氢化物原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 4324.21-2012 |
Methods for chemical analysis of tungsten - Part 21: Determination of chromium content - Inductively coupled plasma atomic emission spectrometry 钨化学分析方法 第21部分：铬量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Method |
English PDF |
| GB/T 4324.20-2012 |
Methods for chemical analysis of tungsten - Part 20: Determination of vanadium content - Inductively coupled plasma atomic emission spectrometry 钨化学分析方法 第20部分：钒量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Method |
English PDF |
| GB/T 4324.19-2012 |
Methods for chemical analysis of tungsten - Part 19: Determination of titanium content - The diantipyrylmethane photometric spectrophtometry 钨化学分析方法 第19部分：钛量的测定 二安替比林甲烷分光光度法 |
China National Standards Method |
English PDF |
| GB/T 4324.18-2012 |
Methods for chemical analysis of tungsten - Part 18: Determination of potassium content - Flame atomic absorption spectrometry 钨化学分析方法 第18部分：钾量的测定 火焰原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 4324.17-2012 |
Methods for chemical analysis of tungsten - Part 17: Determination of sodium content - Flame atomic absorption spectrometry 钨化学分析方法 第17部分：钠量的测定 火焰原子吸收光谱法 |
China National Standards Method |
English PDF |
| GB/T 4324.16-2012 |
Methods for chemical analysis of tungsten - Part 16: Determination of loss content on ignition - Gravimetric method 钨化学分析方法 第16部分：灼烧损失量的测定 重量法 |
China National Standards Method |
English PDF |
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