Steel and iron - Determination of chromium content - Potentiometric or visual titration method (ISO/DIS 4937:2024); German and English version prEN ISO 4937:2024
Edition 2024-04

Steel and cast iron - Determination of copper content - Flame atomic absorption spectrometric method (ISO 4943:2022); German version EN ISO 4943:2022
Edition 2023-01

Steel - Determination of nitrogen - Spectrophotometric method (ISO 4945:2018); German version EN ISO 4945:2018
Edition 2019-03

Steel and cast iron - Determination of vanadium content - Potentiometric titration method (ISO 4947:2020); German version EN ISO 4947:2020
Edition 2020-10

Solid biofuels - Determination of fines content in pellets (ISO/DIS 5370:2022); German and English version prEN ISO 5370:2022
Edition 2022-03

Starches and derived products - Determination of nitrogen content by the Kjeldahl method - Spectrophotometric method (ISO 5378:1978); German version EN ISO 5378:1994
Edition 1994-10

Starch hydrolysis products - Determination of water content - Modified Karl Fischer method (ISO 5381:1983); German version EN ISO 5381:1994
Edition 1994-10

Leather - Chemical determination of chromic oxide content - Part 1: Quantification by titration (ISO 5398-1:2018); German version EN ISO 5398-1:2018
Edition 2018-10

Leather - Chemical determination of chromic oxide content - Part 2: Quantification by colorimetric determination (ISO 5398-2:2009); German version EN ISO 5398-2:2009
Edition 2009-06

Leather - Chemical determination of chromic oxide content - Part 3: Quantification by atomic absorption spectrometry (ISO 5398-3:2018); German version EN ISO 5398-3:2018
Edition 2018-10