| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard | 
			| GB/T 31528-2015 | English | 279 | Add to Cart | Days<=3 | Treatment and disposal technical specification for spent coppery etchant | GB/T 31528-2015 | Valid | GB/T 31528-2015 |