| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard | 
			| LY/T 1331-1999 | English | 279 | Add to Cart | Days<=3 | Ag-Loaded activated carbon for water purifier | LY/T 1331-1999 | Obsolete | LY/T 1331-1999 |