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| International Standard Category: Refrigerants and antifreezes |
GB/T 7778-2008 Number designation and safety classification of refrigerants
制冷剂编号方法和安全性分类 ;
| Category No.: | 71.100.45 | Valid Status: | superseded |
| Issued Organization: | AQSIQ; SAC | Issued Date: | 2008-11-12 |
| Implemented Date: | 2009-5-1 | Abolished Date: | |
| Superseded Standard.: | GB/T 7778-2017 Number designation and safety classification of refrigerants |
Superseded Date: | 2017-12-1 |
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