High efficiency particulate air filters (HEPA and ULPA) - Part 2: Aerosol production, measuring equipment, particle counting statistics; German version EN 1822-2:1998— 15 стр.
Cleanrooms and associated controlled environments - Part 4: Design, construction and start up (ISO 14644-4:2001); German version EN ISO 14644-4:2001— 55 стр.
Indoor air - Part 7: Sampling strategy for determination of airborne asbestos fibre concentrations (ISO 16000-7:2007); German version EN ISO 16000-7:2007— 38 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Installation of air conditioning systems— 32 стр.