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ISO 3593:1981

Starch — Determination of ash ISO 3593:1981

Publication date:   Oct 1, 1981

General information

90.60   Close of review   Jun 5, 2026

ISO

ISO/TC 93 Starch (including derivatives and by-products)

International Standard

67.180.20   Starch and derived products

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Scope

Incineration of a test portion at a temperature of 900 °C, until complete disappearance of the carbon in the residue. The method specifies a procedure for the evaluation of natural and added mineral substances together. It applies to contents up to 2 %. It does not apply to hydrolysis products nor to oxidized starches, nor to other products containing more than 0,2 % of chloride. In other cases, see ISO 5809.

Life cycle

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PUBLISHED
ISO 3593:1981
90.60 Close of review
Jun 5, 2026




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