Leather - Chemical determination of formaldehyde content - Part 2: Method using colorimetric analysis (ISO 17226-2:2018); German version EN ISO 17226-2:2019
Edition 2019-04

Tobacco and tobacco products - Determination of nicotine purity - Gravimetric method using tungstosilicic acid (ISO 13276:2020)
Edition 2021-01

Chemical analysis of ferrous materials; determination of chromium in steels and iron; flame atomic absorption spectrometric method; German version EN 10188:1989
Edition 1990-04

Cheese, cheese rind and processed cheese - Determination of natamycin content - Part 2: High-performance liquid chromatographic method for cheese, cheese rind and processed cheese (ISO 9233-2:2018); German version EN ISO 9233-2:2018
Edition 2018-08

Cheese, cheese rind and processed cheese - Determination of natamycin content - Part 1: Molecular absorption spectrometric method for cheese rind (ISO 9233-1:2018); German version EN ISO 9233-1:2018
Edition 2018-08

Milk and milk products - Determination of nitrate and nitrite contents - Part 1: Method using cadmium reduction and spectrometry (ISO 14673-1:2004); German version EN ISO 14673-1:2004
Edition 2004-05

Testing of pulp; determination of the stability of pulp against sodium hydroxide solution (alkali resistance)
Edition 1977-11

Analysis of tobacco and tobacco products - Determination of glucose, fructose and sucrose contents - Method using high performance liquid chromatography
Edition 2001-01

Analysis of tobacco and tobacco products - Determination of glycerol, propylene glycol and sorbitol contents - Method using high performance liquid chromatography
Edition 2001-01

Determination of aluminium content of steel by flame atomic absorption spectrometry (ISO 9658:1990); german version EN 29658:1991
Edition 1992-07