Standard

ISO 1066:1975

Publisert

Rettelser og tillegg kjøpes separat.

Språk
Tjenester

Omfang

The determination is carried out in the following way: Decomposition of the soap with sulphuric acid, and extraction of the fatty acids with light petroleum. Oxidation of the glycerol by periodic acid to formic acid and formaldehyde, and titration of the formic acid produced using a pH meter.

Dokumentinformasjon

  • Standard fra ISO
  • Publisert:
  • Utgave: 1
  • Versjon: 1
  • Varetype: IS
  • ICS 71.100.40
  • ISO TC ISO/TC 91