GOST R 12.4.220-2001 PDF

Scope: This standard applies to isolating, self-contained, closed-circuit chemically bound oxygen apparatus designed to

GOST R 12.4.220-2001 Referenced Document

GOST 112-1978 Meteorological glass thermometers. Specifications
GOST 15150-1969 Machines, instruments and other industrial products. Modifications for different climatic regions. Categories, operating, storage and transportation conditions as to environment climatic aspects influence
GOST 25794.1-1983 Reagents. Methods of preparation of standard volumetric solutions for acid-base titration
GOST 5556-1981 Hygroscopic medical cotton wool. Specifications
GOST 7995-1980 Glass stopcocks. Specifications*， 2024-04-17 Update
GOST R 12.4.189-1999 Occupational safety standards system. Respiratory protective devices. Masks. General specifications

2023 GOST R 12.4.220-2022 Occupational safety standards system.Respiratory system protective devices.Self-contained closed-circuit breathing apparatus for escape with chemically bonded or compressed oxygen.Technical requirements.Testing methods.Marking.Sampling rules
2012 GOST R 12.4.220-2012 Occupational safety standards system. Respiratory protective devices. Self-contained closed-circuit breathing apparatus for escape. Technical requirements. Test methods. Marking. Sampling rules
2001 GOST R 12.4.220-2001 Occupational safety standards system. Respiratory protective devices. Self contained escape apparatus with chemical oxygen. General technical requirements. Test methods