Reference number
ISO 5400:1984
ISO 5400:1984
© ISO 2024
International Standard
ISO 5400:1984
Leather — Determination of total silicon content — Reduced molybdosilicate spectrometric method
Edition 1
1984-02
1984-02
ISO 5400:1984
11442
Published
(Edition 1, 1984)
This publication was last reviewed and confirmed in 2021.
Therefore this version remains current.
Abstract
Principle: oxydation of a test portion in a Parr bomb under alkaline conditions to destroy organic matter and to solubilize the mineral matter. Formation of molybdosilicate complex and spectrometric measurement at a wavelength of 630 nm.