Occupational safety standards system. Special clothing for protection against gases and liquid chemicals. Method for determining the protective properties of the material under the action of chlorine and ammonia
State system for ensuring the uniformity of measurements. Procedures of measurement of mass fraction of the parent substance of reagents and superpure substances by titrimetric methods. General requirements
Occupational safety standards system. Personal protection equipment for workers with hand chain saws. Part 6. Performance requirements and test methods for upper body protective devices
