ISO 2461:1973

Sodium chlorate for industrial use — Determination of matter insoluble in water

The method is applicable to the analysis of products with a content greater than 0,01 % (m/m). The method is not applicable to mixtures based on sodium chlorate, such as herbicides and insecticides. The test portion is dissolved in water. Filtration of the resultant solution through a filter crucible. Washing, drying and weighing of the residue.