| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 3780.21-2016 | English | 179 |
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Days<=3
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Carbon black -- Part 21: Determination of sieve residue -- Water washing method
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GB/T 3780.21-2016
| Valid |
GB/T 3780.21-2016
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