Standards ČSN - Czech national standards - Page 7209

Leather - Per- and polyfluoroalkyl substances - Part 1: Determination of non-volatile compounds by extraction method using liquid chromatography

Standard published on 1.12.2023

Leather - Organic fluorine - Part 1: Determination of nonvolatile compounds by extraction method using liquid chromatography/tandem mass spectrometry detector (LCMS/ MS)

WITHDRAWN published on 1.6.2019

Leather - Chemicals - Quality control

Standard published on 1.10.2023

Testing of leathers and furs. Determination of ash of leather and fur

WITHDRAWN published on 21.2.1977

Testing of leather. Determination of chromic oxide content in leather

WITHDRAWN published on 26.9.1980

Testing of leathers. Determination of the content of the extractible chrome in leathers

Standard published on 12.11.1980

Leather - Chemical determination of the preservative (TCMTB, PCMC, OPP, OIT) content in leather by liquid chromatography - Part 1: Acetonitrile extraction method

Standard published on 1.3.2021

Leather - Chemical determination of the preservative (TCMTB, PCMC, OPP, OIT) content in leather by liquid chromatography - Part 2: Artificial perspiration extraction method

Standard published on 1.3.2021

Leather - Chemical tests - Determination of the preservative (TCMTB, PCMC, OPP, OIT) content in leather by liquid chromatography (ISO 13365:2011)

WITHDRAWN published on 1.7.2011

Leather - Chemical tests - Determination of matter soluble in dichloromethane and free fatty acid content

Standard published on 1.2.2019