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ISO
ISO 5400:1984

ISO 5400:1984

Leather — Determination of total silicon content — Reduced molybdosilicate spectrometric method

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General Information

Status : Active

Standard Type : Main

Document No : ISO 5400:1984

Document Year : 1984

Pages : 2

Edition : 1

ICS : Leather and furs (59.140.30)

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.