Chemicals used for treatment of water intended for human consumption - Potassium permanganate; German version EN 12672:2016
Edition 2016-09

Chemicals used for treatment of water intended for human consumption - Sodium fluoride; German version EN 12173:2012
Edition 2013-01

Chemicals used for treatment of water intended for human consumption - Copper sulfate; German version EN 12386:2012
Edition 2013-01

Chemicals used for treatment of water intended for human consumption - Sodium permanganate; German version EN 15482:2012
Edition 2013-01

German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Painting and coating work - Coatings
Edition 2019-09

Ophthalmic optics - Uncut finished spectacle lenses - Part 3: Transmittance specifications and test methods (ISO 8980-3:2022); German version EN ISO 8980-3:2022
Edition 2022-10

Water quality - Determination of permanganate index (ISO 8467:1993); German version EN ISO 8467:1995
Edition 1995-05

Phenolic, amino and condensation resins - Determination of free-formaldehyde content (ISO 11402:2004); German version of EN ISO 11402:2005
Edition 2005-09

Animal and vegetable fats and oils - Determination of saponification value (ISO 3657:2023); German version EN ISO 3657:2023
Edition 2023-11

Paints and varnishes - Determination of hiding power - Part 3: Determination of hiding power of paints for masonry, concrete and interior use (ISO 6504-3:2019); German version EN ISO 6504-3:2019
Edition 2020-04