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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 31516-2015 |
Classification method for the hazardous characterisitics of phthalic anhydride 邻苯二甲酸酐危险特性分类方法 |
China National Standards characterisitics |
 English PDF |
| GB/T 31514-2015 |
Classification method for the hazardous characterisitics of tetrahydrophthalic acid anhydride 四氢化邻苯二甲酸酐危险特性分类方法 |
China National Standards characterisitics |
English PDF |
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