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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 3780.4-2017 |
Carbon black—Part 4：Determination of oil absorption number for compressed sample 炭黑 第4部分：压缩试样吸油值的测定 |
China National Standards Carbon black—Part 4： |
 English PDF |
| GB/T 14853.4-2013 |
Rubber compounding ingredients—Pelletized Carbon black—Part 4：Determination of mass strength 橡胶用造粒炭黑 第4部分：堆积强度的测定 |
China National Standards Carbon black—Part 4： |
English PDF |
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