Water quality - Digestion for the determination of selected elements in water - Part 1: Aqua regia digestion (ISO 15587-1:2002); German version EN ISO 15587-1:2002
Edition 2002-07

Measurement of quartz crystal unit parameters by zero phase technique in a π-network - Part 1: Basic method for the measurement of resonance frequency and resonance resistance of quartz crystal units by zero phase technique in a π-network (IEC 60444-1:1986 + A1:1999); German version EN 60444-1:1997 + A1:1999
Edition 2000-09

Evaluation and routine testing in medical imaging departments - Part 3-4: Acceptance tests; Imaging performance of dental X-ray equipment (IEC 61223-3-4:2000); German version EN 61223-3-4:2000
Edition 2001-10

Audio recording - Minidisc system (IEC 61909:2000); German version EN 61909:2000
Edition 2001-04