| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard | 
			| GB/Z 42964-2023 | English | 359 | Add to Cart | Days<=4 | Effectiveness of deacidification processes for paper-based literature in libraries | GB/Z 42964-2023 | Valid | GB/Z 42964-2023 |