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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 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 ride |
 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 ride |
English PDF |
| GB/T 4324.14-2012 |
Methods for chemical analysis of tungsten - Part 14: Determination of residue content after chloride volatility - Gravimetric method 钨化学分析方法 第14部分：氯化挥发后残渣量的测定 重量法 |
China National Standards ride |
English PDF |
| GB/T 3884.9-2012 |
Methods for chemical analysis of copper concentrates - Part 9: Determination of arsenic and bismuth contents - Hydride generation- atomic fluorescence spectrometry method The potassium bromate titration method and The silver diethyl dithiocarbamate photom 铜精矿化学分析方法 第9部分：砷和铋量的测定 氢化物发生-原子荧光光谱法、溴酸钾滴定法和二乙基二硫代氨基甲酸银分光光度法 |
China National Standards ride |
English PDF |
| GB/T 3884.5-2012 |
Methods for chemical analysis of copper concentrates - Part 5: Determination of fluoride content - Ion selective electrode method 铜精矿化学分析方法 第5部分：氟量的测定 离子选择电极法 |
China National Standards ride |
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 ride |
English PDF |
| GB/T 29340-2012 |
Analysis of water used in boil and cooling system - Determination of chloride - Ammonium thiocyanate titration method 锅炉用水和冷却水分析方法 氯化物的测定 硫氰化铵滴定法 |
China National Standards ride |
English PDF |
| GB 10287-2012 |
National Food Safety Standard-Rosin glycerides and hydrogenated rosin glycerides 食品安全国家标准 食品添加剂 松香甘油酯和氢化松香甘油酯 |
China National Standards ride |
English PDF |
| GB 11655.1-2012 |
Health protection zone for synthetic material industry - Part 1：Polyvinyl chloride industry 合成材料制造业卫生防护距离 第1部分：聚氯乙烯制造业 |
China National Standards ride |
English PDF |
| GB/T 2423.18-2012 |
Environmental testing - Part 2: Test methods - Test Kb: Salt mist, cyclic (sodium chloride solution) 环境试验 第2部分：试验方法 试验Kb：盐雾，交变(氯化钠溶液) |
China National Standards ride |
English PDF |
| GB 28655-2012 |
Ammonium bifluoride for industrial use 工业氟化氢铵 |
China National Standards ride |
English PDF |
| GB 28653-2012 |
Ammonium fluoride for industrial use 工业氟化铵 |
China National Standards ride |
English PDF |
| GB 28652-2012 |
High quality anhydrous potassium fluoride 高品质无水氟化钾 |
China National Standards ride |
English PDF |
| GB/T 28603-2012 |
Production technical regulation for Anhydrous hydrogen fluoride 无水氟化氢生产技术规范 |
China National Standards ride |
English PDF |
| GB/T 13025.5-2012 |
General test method in salt industry - Determination of chloride ion 制盐工业通用试验方法 氯离子的测定 |
China National Standards ride |
English PDF |
| GB/T 13025.11-2012 |
General test method in salt industry - Determination of fluoride 制盐工业通用试验方法 氟的测定 |
China National Standards ride |
English PDF |
| GB/T 28537-2012 |
Use and handling of sulphur hexafluoride (SF6) in high-voltage switchgear and controlgear 高压开关设备和控制设备中六氟化硫（SF6）的使用和处理 |
China National Standards ride |
English PDF |
| GB/T 28534-2012 |
The health and environmental impact on release of sulphur hexafluoride （SF6） used in high-voltage switchgear and controlgear 高压开关设备和控制设备中六氟化硫（SF6）气体的释放对环境和健康的影响 |
China National Standards ride |
English PDF |
| GB 28265-2012 |
Safeguard specifications of amusement rides 游乐设施安全防护装置通用技术条件 |
China National Standards ride |
English PDF |
| GB 12952-2011 |
Polyvinyl chloride plastic sheets for waterproofing 聚氯乙烯（PVC）防水卷材 |
China National Standards ride |
English PDF |
| GB/T 18477.2-2011 |
Unplasticized polyvinyl chloride (PVC-U) structure wall pipeline system for underground soil waste and draindge - Part 2: Ultra-Rib pipes 埋地排水用硬聚氯乙烯(PVC-U)结构壁管道系统 第2部分：加筋管材 |
China National Standards ride |
English PDF |
| GB/T 10002.3-2011 |
Valves made of unplasticized poly(vinyl chloride)(PVC-U)for water supply 给水用硬聚氯乙烯（PVC-U）阀门 |
China National Standards ride |
English PDF |
| GB/T 27813-2011 |
Analytical methods of anhydrous potassium fluoride 无水氟化钾分析方法 |
China National Standards ride |
English PDF |
| GB/T 27804-2011 |
Calcium fluoride 氟化钙 |
China National Standards ride |
English PDF |
| GB/T 27562-2011 |
Cuprous chloride for industrial use 工业氯化亚铜 |
China National Standards ride |
English PDF |
| GB/T 27503-2011 |
Test solutions of electrolytic conductivity analyzer - Preparation method of sodium chloride solutions 电导率仪的试验溶液 氯化钠溶液制备方法 |
China National Standards ride |
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 ride |
English PDF |
| GB 6549-2011 |
Potassium chloride 氯化钾 |
China National Standards ride |
English PDF |
| GB 7746-2011 |
Anhydrous hydrogen fluoride for industrial use 工业无水氟化氢 |
China National Standards ride |
English PDF |
| GB/T 26562-2011 |
Construction and layout of pedals of self-propelled sit-down rider-controlled industrial trucks - Rules for the construction and layout of pedals 自行式坐驾工业车辆踏板的结构与布置 踏板的结构与布置原则 |
China National Standards ride |
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 ride |
English PDF |
| GB/T 26608-2011 |
Recovered methyl chloride for industrial use 工业用回收一氯甲烷 |
China National Standards ride |
English PDF |
| GB 26508-2011 |
Garden machinery - ride-on machines with lawn mowers - Safety requirements and testing 园林机械 坐骑式草坪割草机 安全技术要求和试验方法 |
China National Standards ride |
English PDF |
| GB/T 677-2011 |
Chemical reagent-Acetic anhydride 化学试剂 乙酸酐 |
China National Standards ride |
English PDF |
| GB/T 646-2011 |
Chemical reagent - Potassium chloride 化学试剂 氯化钾 |
China National Standards ride |
English PDF |
| GB/T 688-2011 |
Chemical reagent - Carbon tetrachloride 化学试剂 四氯化碳 |
China National Standards ride |
English PDF |
| GB/T 26525-2011 |
Refined cobaltous chloride 精制氯化钴 |
China National Standards ride |
English PDF |
| GB/T 26522-2011 |
Refined nickelous chloride 精制氯化镍 |
China National Standards ride |
English PDF |
| GB/T 26520-2011 |
Calcium chloride for industrial use 工业氯化钙 |
China National Standards ride |
English PDF |
| GB/T 1271-2011 |
Chemical reagent - Potassium fluoride dihydrate 化学试剂 二水合氟化钾(氟化钾) |
China National Standards ride |
English PDF |
| GB/T 17874-2010 |
Gases for electronic industry - Boron trichloride 电子工业用气体 三氯化硼 |
China National Standards ride |
English PDF |
| GB/T 26412-2010 |
RE-base AB5 hydrogen storage alloy powder used in negative pole of nickel-metal hydride batteries 金属氢化物-镍电池负极用稀土系AB5型贮氢合金粉 |
China National Standards ride |
English PDF |
| GB/Z 26139-2010 |
Earth-moving machinery - Guidelines for assessment of exposure to whole-body vibration of ride-on machines - Use of harmonized data measured by international institutes, organizations and manufacturers 土方机械 驾乘式机器暴露于全身振动的评价指南 国际协会、组织和制造商所测定协调数据的应用 |
China National Standards ride |
English PDF |
| GB/T 6730.69-2010 |
Iron ores - Determination of fluoride and chloride content - Ion chromatography 铁矿石 氟和氯含量的测定 离子色谱法 |
China National Standards ride |
English PDF |
| GB/T 3884.12-2010 |
Methods for chemical analysis of copper concentrates - Part 12：Determination of fluoride content and chloride content - Ion chromatography 铜精矿化学分析方法 第12部分：氟和氯含量的测定 离子色谱法 |
China National Standards ride |
English PDF |
| GB/T 25814-2010 |
Cyanuric chloride 三聚氯氰 |
China National Standards ride |
English PDF |
| GB/T 25807-2010 |
m - Carbamidoaniline hydrochloride 间脲基苯胺盐酸盐 |
China National Standards ride |
English PDF |
| GB/T 25948-2010 |
Aluminium ores - Determination of total iron content - Titanium trichloride reduction method 铝土矿 铁总量的测定 三氯化钛还原法 |
China National Standards ride |
English PDF |
| GB 25585-2010 |
National Food Safety Standard-Food Additives-Potassium chloride 食品安全国家标准 食品添加剂 氯化钾 |
China National Standards ride |
English PDF |
| GB 25584-2010 |
National Food Safety Standard-Food Additives-Magnesium chloride 食品安全国家标准 食品添加剂 氯化镁 |
China National Standards ride |
English PDF |
| GB 25539-2010 |
National Food Safety Standard-Food Additives-Diacetyl tartaric acid mono- and di-glycerides 食品安全国家标准 食品添加剂 双乙酰酒石酸单双甘油酯 |
China National Standards ride |
English PDF |
| GB 14753-2010 |
National Food Safety Standard-Food Additives-Vitamin B6 (Pyridoxine Hydrochloride) 食品安全国家标准 食品添加剂 维生素B6（盐酸吡哆醇） |
China National Standards ride |
English PDF |
| GB 14751-2010 |
National Food Safety Standard-Food Additives-Vitamin B1 (thiamine hydrochloride) 食品安全国家标准 食品添加剂 维生素B1（盐酸硫胺） |
China National Standards ride |
English PDF |
| GB/T 3402.2-2010 |
Plastics - Homopolymer and copolymer resins of vinyl chloride - Part 2: Preparation of test samples and determination of properties 塑料 氯乙烯均聚和共聚树脂 第2部分：试样制备及性能测定 |
China National Standards ride |
English PDF |
| GB/T 9345.5-2010 |
Plastics - Determination of ash - Part 5: Poly(vinyl chloride) 塑料 灰分的测定 第5部分：聚氯乙烯 |
China National Standards ride |
English PDF |
| GB/T 6276.2-2010 |
Determination of ammonium hydrogen carbonate for industrial use - Part 2: Chloride content - Potentiometric titration method 工业用碳酸氢铵的测定方法 第2部分：氯化物含量 电位滴定法 |
China National Standards ride |
English PDF |
| GB/T 24894-2010 |
Animal and vegetable fats and oils - Determination of the Composition of fatty acids in the 2-position of the triglyceride molecules 动植物油脂 甘三酯分子2-位脂肪酸组分的测定 |
China National Standards ride |
English PDF |
| GB/T 24890-2010 |
Determination of chloride content for compound fertilizers 复混肥料中氯离子含量的测定 |
China National Standards ride |
English PDF |
| GB 24786-2009 |
Single-use medical poly (vinyl chloride) examination gloves 一次性使用聚氯乙烯医用检查手套 |
China National Standards ride |
English PDF |
| GB/T 24832-2009 |
Feed additive - Cysteamine hydrochloride beta-cyclodextrin beadlets 饲料添加剂 半胱胺盐酸盐β环糊精微粒 |
China National Standards ride |
English PDF |
| GB/T 4971-2009 |
Terms and definitions for automotive ride comfort 汽车平顺性术语和定义 |
China National Standards ride |
English PDF |
| GB/T 4970-2009 |
Method of running test - Automotive ride comfort 汽车平顺性试验方法 |
China National Standards ride |
English PDF |
| GB/T 6730.67-2009 |
Iron ores - Determination of arsenic content - Hydride generation atomic absorption spectrometric method 铁矿石 砷含量的测定 氢化物发生原子吸收光谱法 |
China National Standards ride |
English PDF |
| GB/T 6730.65-2009 |
Iron ores - Determination of total iron content - Titanium(III) chloride reduction potassium dichromate titration methods（routine methods） 铁矿石 全铁含量的测定 三氯化钛还原重铬酸钾滴定法（常规方法） |
China National Standards ride |
English PDF |
| GB/T 16484.9-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 9: Determination of nickel oxide content - Flame atomic absorption spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第9部分：氧化镍量的测定 火焰原子吸收光谱法 |
China National Standards ride |
English PDF |
| GB/T 16484.8-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 8: Determination of sodium oxide content - Flame atomic absorption spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第8部分：氧化钠量的测定 火焰原子吸收光谱法 |
China National Standards ride |
English PDF |
| GB/T 16484.7-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 7: Determination of magnesium oxide content - Flame atomic absorption spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第7部分：氧化镁量的测定 火焰原子吸收光谱法 |
China National Standards ride |
English PDF |
| GB/T 16484.6-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 6: Determination of calcium oxide content - Flame atomic absorption spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第6部分：氧化钙量的测定 火焰原子吸收光谱法 |
China National Standards ride |
English PDF |
| GB/T 16484.5-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 5: Determination of barium oxide content - Inductively coupled plasma atomic emission spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第5部分：氧化钡量的测定 电感耦合等离子体发射光谱法 |
China National Standards ride |
English PDF |
| GB/T 16484.4-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 4: Determination of thorium oxide content - ArsenazoⅢ spectrophotometry 氯化稀土、碳酸轻稀土化学分析方法 第4部分：氧化钍量的测定 偶氮胂Ⅲ分光光度法 |
China National Standards ride |
English PDF |
| GB/T 16484.3-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 3: Determination of fifteen REO relative contents - Inductively coupled plasma atomic emission spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第3部分：15个稀土元素氧化物配分量的测定 电感耦合等离子体发射光谱法 |
China National Standards ride |
English PDF |
| GB/T 16484.23-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 23: Determination of acid insoluble substance in light rare earth carbonate - Gravimetry 氯化稀土、碳酸轻稀土化学分析方法 第23部分：碳酸轻稀土中酸不溶物量的测定 重量法 |
China National Standards ride |
English PDF |
| GB/T 16484.22-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 22: Determination of zinc oxide content - Flame atomic absorption spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第22部分：氧化锌量的测定 火焰原子吸收光谱法 |
China National Standards ride |
English PDF |
| GB/T 16484.2-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 2: Determination of europium oxide content - Inductively coupled plasma mass spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第2部分：氧化铕量的测定 电感耦合等离子体质谱法 |
China National Standards ride |
English PDF |
| GB/T 16484.21-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 21: Determination of iron oxide content - 1,10-phenanthroline spectrophotometry 氯化稀土、碳酸轻稀土化学分析方法 第21部分：氧化铁量的测定 1，10-二氮杂菲分光光度法 |
China National Standards ride |
English PDF |
| GB/T 16484.20-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 20: Determination of nickel oxide, manganese oxide, lead oxide, aluminum oxide, zinc oxide, thorium oxide content - Inductively coupled plasma mass spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第20部分：氧化镍、氧化锰、氧化铅、氧化铝、氧化锌、氧化钍量的测定 电感耦合等离子体质谱法 |
China National Standards ride |
English PDF |
| GB/T 16484.18-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 18: Determination of ignition loss content in light rare earth carbonate - Gravimetry 氯化稀土、碳酸轻稀土化学分析方法 第18部分：碳酸轻稀土中灼减量的测定 重量法 |
China National Standards ride |
English PDF |
| GB/T 16484.16-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 16: Determination of water insoluble substance content in rare earth chloride - Gravimetry 氯化稀土、碳酸轻稀土化学分析方法 第16部分：氯化稀土中水不溶物量的测定 重量法 |
China National Standards ride |
English PDF |
| GB/T 16484.15-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 15: Determination of chlorine content in light rare earth carbonate - Silver nitrate turbidimetry 氯化稀土、碳酸轻稀土化学分析方法 第15部分：碳酸轻稀土中氯量的测定 硝酸银比浊法 |
China National Standards ride |
English PDF |
| GB/T 16484.14-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 14: Determination of phosphorus radical content - Phosphorus-antimonate-molybdenum blue spectrophotometry 氯化稀土、碳酸轻稀土化学分析方法 第14部分：磷酸根量的测定 锑磷钼蓝分光光度法 |
China National Standards ride |
English PDF |
| GB/T 16484.13-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 13: Determination of ammonium chloride content - Distillation-titrimetry 氯化稀土、碳酸轻稀土化学分析方法 第13部分：氯化铵量的测定 蒸馏-滴定法 |
China National Standards ride |
English PDF |
| GB/T 16484.12-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 12: Determination of sulfate radical 氯化稀土、碳酸轻稀土化学分析方法 第12部分：硫酸根量的测定 |
China National Standards ride |
English PDF |
| GB/T 16484.1-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 1: Determination of cerium oxide content - Ammonium ferrous sulfate titrimetry 氯化稀土、碳酸轻稀土化学分析方法 第1部分：氧化铈量的测定 硫酸亚铁铵滴定法 |
China National Standards ride |
English PDF |
| GB/T 16484.11-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 11: Determination of lead oxide content - Flame atomic absorption spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第11部分：氧化铅量的测定 火焰原子吸收光谱法 |
China National Standards ride |
English PDF |
| GB/T 16484.10-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 10: Determination of manganese oxide content - Flame atomic absorption spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第10部分：氧化锰量的测定 火焰原子吸收光谱法 |
China National Standards ride |
English PDF |
| GB/T 14603-2009 |
Gases for electronic industry - Boron trifluoride 电子工业用气体 三氟化硼 |
China National Standards ride |
English PDF |
| GB/T 15672-2009 |
Determination of total saccharide in edible mushroom 食用菌中总糖含量的测定 |
China National Standards ride |
English PDF |
| GB/T 24474-2009 |
Lifts(elevators)-measurement of lift ride quality 电梯乘运质量测量 |
China National Standards ride |
English PDF |
| GB/T 24452-2009 |
Plastics piping systems for soil and waste discharge (low and high temperature）inside buildings - Chlorinated poly（vinyl chloride）（PVC-C） 建筑物内排污、废水（高、低温）用氯化聚氯乙烯（PVC-C）管材和管件 |
China National Standards ride |
English PDF |
| GB/T 18477.3-2009 |
Unplasticized polyvinyl chloride (PVC-U) structure wall pipeline system for underground soil waste and drainage - Part 3: Bilayer and hollow-wall construction with axial hollow pipes 埋地排水用硬聚氯乙烯（PVC-U）结构壁管道系统 第3部分：双层轴向中空壁管材 |
China National Standards ride |
English PDF |
| GB 10010-2009 |
Plasticized polyvinyl chloride(PVC) tubing for medical uses 医用软聚氯乙烯管材 |
China National Standards ride |
English PDF |
| GB/T 24334-2009 |
Polyvinylidene chloride (PVDC) cling wrap film for food-packaging 聚偏二氯乙烯（PVDC）自粘性食品包装膜 |
China National Standards ride |
English PDF |
| GB/T 2910.6-2009 |
Textiles - Quantitative chemical analysis - Part 6: Mixtures of viscose or certain types of cupro or modal or lyocell and cotton fibres (method using formic acid and zinc chloride) 纺织品 定量化学分析 第6部分：粘胶纤维、某些铜氨纤维、莫代尔纤维或莱赛尔纤维与棉的混合物（甲酸/氯化锌法） |
China National Standards ride |
English PDF |
| GB/T 2910.22-2009 |
Textiles - Quantitative chemical analysis - Part 22: Mixtures of viscose or certain types of cupro or modal or lyocell and flax of ramie fibres (method using formic acid and zinc chloride) 纺织品 定量化学分析 第22部分：粘胶纤维、某些铜氨纤维、莫代尔纤维或莱赛尔纤维与亚麻、苎麻的混合物（甲酸/氯化锌法） |
China National Standards ride |
English PDF |
| GB/T 2910.17-2009 |
Textiles - Quantitative chemical analysis - Part 17: Mixtures of chlorofibers (homopolymers of vinyl chloride) and certain other fibers (method using sulfuric acid) 纺织品 定量化学分析 第17部分：含氯纤维（氯乙烯均聚物）与某些其他纤维的混合物（硫酸法） |
China National Standards ride |
English PDF |
| GB/T 24278-2009 |
Protective clothing for professional motorcycle riders 摩托车手防护服装 |
China National Standards ride |
English PDF |
| GB/T 23978-2009 |
Liquid dyes - Determination of chloride ion - Ion chromatography 液体染料 氯离子含量的测定 离子色谱法 |
China National Standards ride |
English PDF |
| GB/T 23975-2009 |
Determination of the quantity of tetrachlorophthalic anhydride in dye and pigment products 染料及颜料产品中四氯苯酐的测定 |
China National Standards ride |
English PDF |
| GB/T 23967-2009 |
Trimellitic anhydride for industrial use 工业用偏苯三酸酐 |
China National Standards ride |
English PDF |
| GB/T 23945-2009 |
Inorganic chemicals for industrial use - General method for the determination of chloride content - Visible turbidimetric method 无机化工产品中氯化物含量测定的通用方法 目视比浊法 |
China National Standards ride |
English PDF |
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