| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard | 
			| GB/T 4937.21-2018 | English | 359 | Add to Cart | Days<=3 | Semiconductor devices -- Mechanical and climatic test methods -- Part 21: Solderability | GB/T 4937.21-2018 | Valid | GB/T 4937.21-2018 |