| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 3780.12-2007 | English | 139 |
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Days<=2
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Carbon black -- Part 12: Inspection of impurity material
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GB/T 3780.12-2007
| Valid |
GB/T 3780.12-2007
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