T/CIRA 12-2020
Krypton 85 Thickness Measurement Source For Industrial Gauging (English Version)
- Standard No.
- T/CIRA 12-2020
- Language
- Chinese, Available in English version
- Release Date
- 2020
- Published By
- Group Standards of the People's Republic of China
- Latest
- T/CIRA 12-2020
- Scope
- Technical parameter 1: Krypton 85 radioactive source safety performance level: no less than C33322; Technical parameter 2: Surface contamination limit: <200Bq; Technical parameter 3: Leakage inspection limit: 2 inspections with a time interval of 7 days were both <4000Bq /24h; Technical parameter 4: Recommended service life is 10 years; Technical parameter 5: 85Kr concentration > 2%, and the remaining gases are non-radioactive isotope gases of krypton;
T/CIRA 12-2020 history
- 2020 T/CIRA 12-2020 Krypton 85 Thickness Measurement Source For Industrial Gauging
