GOST 12.4.122-2020
Occupational safety standards system. Respiratory protective devices. Gas filters and combined filters of large external dimensions. General specifications

Standard No.

GOST 12.4.122-2020

Release Date

2020

Published By

GOSTR

Latest

GOST 12.4.122-2020

GOST 12.4.122-2020 history

• 2020 GOST 12.4.122-2020 Occupational safety standards system. Respiratory protective devices. Gas filters and combined filters of large external dimensions. General specifications
• 1983 GOST 12.4.122-1983 Occupational safety standards system. All service canisters for protective masks. Specifications
• 0000 GOST 23113-1978