Leather - Determination of ethoxylated alkylphenols - Part 2: Indirect method (ISO 18218-2:2019); German version EN ISO 18218-2:2019
Edition 2019-10

Leather - Determination of chlorinated hydrocarbons in leather - Part 1: Chromatographic method for short-chain chlorinated paraffins (SCCPs) (ISO 18219-1:2021); German version EN ISO 18219-1:2021
Edition 2021-09

Leather - Chemical tests for the determination of certain azo colorants in dyed leathers - Part 2: Determination of 4-aminoazobenzene (ISO 17234-2:2011); German version EN ISO 17234-2:2011
Edition 2011-06

Leather - Physical and mechanical tests - Determination of fogging characteristics (ISO 17071:2006); German version EN ISO 17071:2011
Edition 2011-12

Leather - Physical and mechanical tests - Determination of dry heat resistance of leather (ISO 17227:2002); German version EN ISO 17227:2002
Edition 2003-10

Leather - Test for adhesion of finish (ISO 11644:2022); German version EN ISO 11644:2022
Edition 2023-02

Leather - Chemical determination of chromium(VI) content in leather - Part 2: Chromatographic method (ISO 17075-2:2017); German version EN ISO 17075-2:2017
Edition 2017-05

German standard methods for the examination of water, waste water and sludge; anions (group D); determination of dissolved silicate by spectrometry (D 21)
Edition 1990-10

German standard methods for the examination of water, waste water and sludge; test methods using water organisms (group L); determination of oxygen production by means of the light and dark bottle method under laboratory conditions (SPL) (L 14) (determination of oxygen production potential)
Edition 1983-09

German standard methods for the examination of water, waste water and sludge; cations (group E); determination of sodium by atomic absorption spectrometry (ASS) using an air-acetylene flame (E 14)
Edition 1992-07