ISO 5400:1984
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Date published:
Leather — Determination of total silicon content — Reduced molybdosilicate spectrometric method
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.
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59.140.30 Leather and furs
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ISO 5400:1984
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