Water quality - Determination of free chlorine and total chlorine - Part 1: Titrimetric method using N,N-diethyl-1,4-phenylenediamine (ISO 7393-1:1985); German version EN ISO 7393-1:2000
Edition 2000-04

Water quality - Determination of free chlorine and total chlorine - Part 2: Colorimetric method using N,N-dialkyl-1,4-phenylenediamine, for routine control purposes (ISO 7393-2:2017); German version EN ISO 7393-2:2018
Edition 2019-03

Water quality - Determination of free chlorine and total chlorine - Part 3: Iodometric titration method for the determination of total chlorine (ISO 7393-3:1990); German version EN ISO 7393-3:2000
Edition 2000-04

Microbiology of the food chain - Horizontal method for the enumeration of ß-glucuronidase positive Escherichia coli - Part 3: Detection and most probable number technique using 5-bromo-4-chloro-3-indolyl-ß-D-glucuronide (ISO 16649-3:2015, Corrected version 2016-12-15); German version EN ISO 16649-3:2015
Edition 2018-01

Solid biofuels - Determination of total content of sulfur and chlorine (ISO 16994:2016); German version EN ISO 16994:2016
Edition 2016-12

Water quality - Determination of adsorbable organically bound fluorine, chlorine, bromine and iodine (AOF, AOCl, AOBr, AOI) - Method using combustion and subsequent ion chromatographic measurement (ISO/DIS 18127:2024); German and English version prEN ISO 18127:2024
Edition 2024-08

(U, Pu)O₂ Powders and sintered pellets - Determination of chlorine and fluorine (ISO 21613:2015); German version EN ISO 21613:2017
Edition 2018-01

Plastics - Epoxy resins - Determination of chlorine content - Part 1: Inorganic chlorine (ISO 21627-1:2009); German version EN ISO 21627-1:2009
Edition 2010-01

Plastics - Epoxy resins - Determination of chlorine content - Part 2: Easily saponifiable chlorine (ISO 21627-2:2009); German version EN ISO 21627-2:2009
Edition 2010-01

Plastics - Epoxy resins - Determination of chlorine content - Part 3: Total chlorine (ISO 21627-3:2009); German version EN ISO 21627-3:2009
Edition 2010-01