T/ZZB 2193-2021
Refrigerant blend R404A (English Version)
- Standard No.
- T/ZZB 2193-2021
- Language
- Chinese, Available in English version
- Release Date
- 2021
- Published By
- Group Standards of the People's Republic of China
- Latest
- T/ZZB 2193-2021
- Scope
- This document specifies the terms and definitions, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage, safety, and quality commitments of mixed refrigerant R404A. This document is applicable to R125, R143a, R134a as raw materials, each standard component is mixed according to a certain mass ratio, and is mainly used as a refrigerant.
T/ZZB 2193-2021 history
- 2021 T/ZZB 2193-2021 Refrigerant blend R404A
