Chemicals used for treatment of water intended for human consumption - Sodium chloride for regeneration of ion exchangers; German version EN 973:2009— 57 стр.
Water analysis - Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC); German version EN 1484-1997— 14 стр.
Materials and articles in contact with foodstuffs - Plastics substances subject to limitation - Part 3: Determination of acrylonitrile in food and food simulants; German version EN 13130-3:2004— 20 стр.
Water quality - Determination of highly volatile halogenated hydrocarbons - Gas-chromatographic methods (ISO 10301:1997); German version EN ISO 10301:1997— 50 стр.
Water quality - Determination of dalapon, trichloroacetic acid and selected haloacetic acids - Method using gas chromatography (GC-ECD and/or GC-MS detection) after liquid-liquid extraction and derivatization (ISO 23631:2006); German version EN ISO 23631:2006— 48 стр.
