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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-31830-2024 |
Energy consumption limit per unit product for toluene diisocyanate and Diphenylmethane diisocyanate 甲苯二异氰酸酯和二苯基甲烷二异氰酸酯单位产品能源消耗限额 |
China National Standards Diphenylmethane |
 English PDF |
| GB/T 37101-2018 |
Determination of 3,3’-dichloro-4,4’-diaminoDiphenylmethane in polymeric materials—Gas chromatography-mass spectrography 聚合物材料中3,3-二氯-4,4-二氨基二苯基甲烷的测定-气相色谱-质谱法 |
China National Standards Diphenylmethane |
English PDF |
| GBZ/T 300.164-2018 |
Determination of toxic substances in the workplace - Part 164: Diphenylmethane diisocyanate 工作场所空气有毒物质测定-第164部分：二苯基甲烷二异氰酸酯 |
China National Standards Diphenylmethane |
English PDF |
| GB/T 13941-2015 |
Diphenylmethane diisocyanate 二苯基甲烷二异氰酸酯 |
China National Standards Diphenylmethane |
English PDF |
| GB/T 13941-1992 |
Diphenylmethane 4，4’-diisocyanate 二苯基甲烷4，4’-二异氰酸酯 |
China National Standards Diphenylmethane |
English PDF |
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