| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard | 
			| GB/T 3780.25-2018 | English | 119 | Add to Cart | Days<=3 | Carbon black -- Part 25: Determination of carbon content | GB/T 3780.25-2018 | Valid | GB/T 3780.25-2018 |