GB 6220-1986
Long tube respirators (English Version)
- Standard No.
- GB 6220-1986
- Language
- Chinese, Available in English version
- Release Date
- 1986
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2009-12
- Replace By
- GB 6220-2009
- Latest
- GB 6220-2023
- Scope
- The standard applies to long-tube masks (hereinafter referred to as masks) used in production workplaces to prevent inhalation of harmful gases, vapors, dust, smoke, and mist (hereinafter collectively referred to as harmful pollutants) and to compensate for hypoxia hazards.
GB 6220-1986 history
- 2023 GB 6220-2023 Respiratory protection—Air line respirator
- 2009 GB 6220-2009 Respiratory protection-Long tube breathing apparatus
- 1986 GB 6220-1986 Long tube respirators
