| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 7778-2017 | English | 1319 |
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Days<=8
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[Including 2019XG1, 2020XG2] Number designation and safety classification of refrigerants
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GB/T 7778-2017
| Valid |
GB/T 7778-2017
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