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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 19518.1-2017 |
Explosive atmospheres—Electrical resistance traces heating—Part 1: General and testing requirements 爆炸性环境 电阻式伴热器 第1部分：通用和试验要求 |
China National Standards traces |
 English PDF |
| GB/T 33779.2-2017 |
Guidance for special characteristic of optical fibre—Part 2: Interpretation of OTDR backscattering traces 光纤特性测试导则 第2部分：OTDR后向散射曲线解析 |
China National Standards traces |
English PDF |
| GB/T 19518.2-2017 |
Explosive atmospheres—Electrical resistance traces heating—Part 2: Application guide for design,installation and maintenance 爆炸性环境 电阻式伴热器 第2部分：设计、安装和维护指南 |
China National Standards traces |
English PDF |
| GB/T 12737-2008 |
Chemical products for industrial use-General method for determination of traces of sulphur compounds, as sulphate, by reduction and titrimetry 工业用化工产品中以硫酸根表示的痕量硫化合物测定的通用方法 还原和滴定法 |
China National Standards traces |
English PDF |
| GB/T 12833-2006 |
Rubber and plastics - Analysis of multipeak traces obtained in determinations of tear strength and adhesion strength 橡胶和塑料 撕裂强度和粘合强度测定中的多峰曲线分析 |
China National Standards traces |
English PDF |
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