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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, Purchase services.

China "Chemical" GB Standards List:

Standard Code	GB Standard Title	Standard Class
GB/T 33488.1-2017	Test method of pressure equipments of thermoplastics welded for Chemicals—Part 1: General requirements 化工用塑料焊接制承压设备检验方法第1部分：总则	Chemical-China National Standards
GB/T 33502-2017	Surface Chemical analysis—Recording and reporting data in X-ray photoelectron spectroscopy（XPS）表面化学分析 X射线光电子能谱（XPS）数据记录与报告的规范要求	Chemical-China National Standards
GB/T 3857-2017	Test method for Chemical resistance of glass fiber reinforced thermosetting plastics 玻璃纤维增强热固性塑料耐化学介质性能试验方法	Chemical-China National Standards
GB/T 33503-2017	Analytical method of the Chemical composition in the glass containing lead 含铅玻璃化学成分分析方法	Chemical-China National Standards
GB/T 33498-2017	Surface Chemical analysis—Characterization of nanostructured materials 表面化学分析纳米结构材料表征	Chemical-China National Standards
GB/T 33488.3-2017	Test method of pressure equipments of thermoplastics welded for Chemicals—Part 3: Radiographic examination 化工用塑料焊接制承压设备检验方法第3部分：射线检测	Chemical-China National Standards
GB/T 33488.2-2017	Test method of pressure equipments of thermoplastics welded for Chemicals—Part 2: Visual examination 化工用塑料焊接制承压设备检验方法第2部分：外观检测	Chemical-China National Standards
GB/T 33488.4-2017	Test method of pressure equipments of thermoplastics welded for Chemicals—Part 4:Ultrasonic examination 化工用塑料焊接制承压设备检验方法第4部分：超声检测	Chemical-China National Standards
GB/T 18916.20-2016	Norm of water intake—Part 20：Chemical filament yarns weaving products 取水定额第20部分：化纤长丝织造产品	Chemical-China National Standards
GB/T 33085-2016	Water treatment Chemicals—Poly(diallyldimethylammonium chloride) 水处理剂聚二甲基二烯丙基氯化铵	Chemical-China National Standards
GB/T 33167-2016	Seamless stainless steel tubes and pipes for industrial furnace of petroleum and Chemical hydrogenation unit 石油化工加氢装置工业炉用不锈钢无缝钢管	Chemical-China National Standards
GB/T 32996-2016	Surface Chemical analysis—Analysis of metal oxide films by glow-discharge optical emission spectrometry 表面化学分析辉光放电发射光谱法分析金属氧化物膜	Chemical-China National Standards
GB/T 32999-2016	Surface Chemical analysis—Depth profiling—Measurement of sputtering rate: mesh-replica method using a mechanical stylus profilometer 表面化学分析深度剖析用机械轮廓仪栅网复型法测量溅射速率	Chemical-China National Standards
GB/T 32997-2016	Surface Chemical analysis—General procedures for quantitative compositional depth profiling by glow discharge optical emission spectrometry 表面化学分析辉光放电发射光谱定量成分深度剖析的通用规程	Chemical-China National Standards
GB/T 33088-2016	Chemical reagent—Pararosaniline hydrochloride solution 化学试剂盐酸副玫瑰苯胺溶液	Chemical-China National Standards
GB/T 33089-2016	Chemical reagent—N,N-dimethyl-p-phenylenediamine dihydrochloride 化学试剂 N,N-二甲基对苯二胺盐酸盐	Chemical-China National Standards
GB/T 601-2016	Chemical reagent—Preparations of reference titration solutions 化学试剂标准滴定溶液的制备	Chemical-China National Standards
GB/T 33090-2016	Chemical reagent—N-(1-naphthyl)ethylenediamine dihydrochloride 化学试剂 N-(1-萘基)乙二胺盐酸盐	Chemical-China National Standards
GB/T 32998-2016	Surface Chemical analysis—Auger electron spectroscopy—Reporting of methods used for charge control and charge correction 表面化学分析俄歇电子能谱荷电控制与校正方法报告的规范要求	Chemical-China National Standards
GB/T 33067-2016	Analysis method of Chemical composition for Pd deoxidant catalyst at the middle temperature 中温钯系脱氧剂化学成分分析方法	Chemical-China National Standards

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