Codes & Standards - Purchase
ISO 1066:1975
Analysis of soaps -- Determination of glycerol content -- Titrimetric method
SKU: iso_005559_101328
Published by ISO
Publication Year 1975
1 Edition
3 pages
Product Details
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.