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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 40418-2021 |
Electronic specialty gas—Fluoromethane 电子特气 氟甲烷 |
China National Standards specialty |
 English PDF |
| GB/T 40417-2021 |
Electronic specialty gas—1,3-Hexafluorobutadiene 电子特气 六氟丁二烯 |
China National Standards specialty |
English PDF |
| GB/T 17874-2021 |
Electronic specialty gas—Boron trichloride 电子特气 三氯化硼 |
China National Standards specialty |
English PDF |
| GB/T 40905.1-2021 |
Textiles -- Quantitative analysis of cashmere, wool, other specialty animal fibres and their blends -- Part 1: Light microscopy method 纺织品 山羊绒、绵羊毛、其他特种动物纤维及其混合物定量分析 第1部分：光学显微镜法 |
China National Standards specialty |
English PDF |
| GB/T 21287-2021 |
Electronic specialty gas—Nitrogen trifluoride 电子特气 三氟化氮 |
China National Standards specialty |
English PDF |
| GB 50646-2020 |
Technical standard for specialty gas system engineering 特种气体系统工程技术标准 |
China National Standards specialty |
English PDF |
| GB/T 26571-2011 |
Specification for the shelf life of a specialty gas 特种气体储存期规范 |
China National Standards specialty |
English PDF |
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