| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF | 
			| GB/T 19661.1-2025 | English | RFQ | ASK | 3 days [Need to translate] | Safety requirements for nuclear instrumentations and systems - Part 1: General requirements | Valid | GB/T 19661.1-2025 | 
			| GB/T 19661.1-2005 | English | 899 | Add to Cart | 6 days [Need to translate] | Safety requirements for nuclear instrumentations and systems -- Part 1: General requirements | Valid | GB/T 19661.1-2005 |