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ISO 6490-1:1985

Animal feeding stuffs - Determination of calcium content - Part 1 : Titrimetric method
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ISO 6490-1:1985

Animal feeding stuffs - Determination of calcium content - Part 1 : Titrimetric method

PUBLISH DATE 1985
ISO 6490-1:1985

The method is applicable to products having contents greater than 1 g/kg. It consists in ashing of a test portion, treatment of the ash with hydrochloric acid and precipitation of the calcium as calcium oxalate, dissolution of the precipitation in sulfuric acid and titration with standard volumetric potassium permanganate solution of the oxalic acid formed.

SDO ISO: International Organization for Standardization
Document Number ISO 6490
Publication Date Nov. 1, 1985
Language en - English
Page Count
Revision Level
Supercedes
Committee ISO TC 34/SC 10
Publish Date Document Id Type View
Nov. 1, 1985 ISO 6490-1:1985 Revision