The document describes a methods for gas chromatographic separation and determination of fatty acids in oils and mixtures of fatty acids as fatty acid methyl ester or silyl ester. Additionally it describes the preparation of fatty acid methyl ester and silyvester.
DIN 55957:2000 history
2016DIN 55957:2016-08 Binders for paints and varnishes - Methylation and silylation of fatty acids and analysis by gas chromatography / Note: DIN 55957 (2000-05) remains valid alongside this standard until 2017-01-31.
1970DIN 55957 E:2016-04 Binders for paints and varnishes - Methylation and silylation of fatty acids and analysis by gas chromatography
2016DIN 55957:2016 Binders for paints and varnishes - Methylation and silylation of fatty acids and analysis by gas chromatography
2000DIN 55957:2000 Binders for paints and varnishes - Methylation and silylation of fatty acids and analysis by gas chromatography