Testing of oxidic raw and basic materials for ceramics, glass and glazes - Part 3: Spectrophotometric determination of chrome(VI) with diphenyl carbazide in the presence of chrome(III)
Edition 2007-04

Testing of lubricants - Determination of ageing characteristics of lubricating oils - Part 2: Conradson carbon residue after ageing by passage of air in the presence of iron(III)oxide
Edition 2021-04

Metallic coatings - Electrodeposited chromium coatings with chromium(III)-based electrolytes on copper-nickel coatings on plastics - Requirements and test methods
Edition 2024-12

Metallic coatings - Electroplated chromate coatings with chromium(III)-based electrolytes on copper-nickel coatings on plastics
Edition 2024-02

Chemicals used for treatment of water intended for human consumption - Aluminium iron (III) sulfate; German version EN 887:2016
Edition 2016-09

Chemicals used for treatment of water intended for human consumption - Iron (III) chloride; German version EN 888:2023
Edition 2023-05

Chemicals used for treatment of water intended for human consumption - Iron (III) sulfate solution; German version EN 890:2023
Edition 2023-05

Chemicals used for treatment of water intended for human consumption - Iron (III) chloride sulfate; German version EN 891:2023
Edition 2023-05

Chemicals used for treatment of water intended for human consumption - Aluminium iron(III) chloride (monomeric) and aluminium iron(III) chloride hydroxide (monomeric); German version EN 935:2004
Edition 2005-02

Aerospace series - Trivalent chromium based chemical conversion coatings for aluminium and aluminium alloys; German and English version EN 4729:2017
Edition 2017-11