Surface active agents - Determination of stability in hard water; German version EN 12458:1999
Edition 1999-04

Testing of resins, hardeners and accelerators, and catalyzed resins
Edition 1989-03

Lubricants for applications in appliances and associated controls using combustible gases except those designed for use in industrial processes (includes Amendment A1:1996); German version EN 377:1993 + A1:1996
Edition 1999-04

Water quality - Evaluation in an aqueous medium of the "ultimate" aerobic biodegradability of organic compounds - Method by analysis of biochemical oxygen demand (closed bottle test) (ISO 10707:1994); German version EN ISO 10707:1997
Edition 1998-03

Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant (ISO 14255:1998)
Edition 1998-11

Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium - Carbon dioxide evolution test (ISO 9439:1999); German version EN ISO 9439:2000
Edition 2000-10

Water quality - Evaluation of the aerobic biodegradability of organic compounds in an aqueous medium - Semi-continuous activated sludge method (SCAS) (ISO 9887:1992); German version EN ISO 9887:1994
Edition 1994-12