Workplace exposure - General requirements for the performance of procedures for the measurement of chemical agents; German version EN 482:2012— 23 стр.
Health and safety in welding and allied processes - Sampling of airborne particles and gases in the operator's breathing zone - Part 1: Sampling of airborne particles (ISO 10882-1:2001); German version EN ISO 10882-1:2001— 25 стр.
