Ferric Hypophosphite

Grade

Specifications

Result

Solubility

Slightly soluble in water and more readily soluble in presence of Hypophosphorous acid

Complies

Description

A White or greyish white powder, Odourless, tasteless

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Identification

Should give characteristic reactions for Ferric salts and Hypophosphite salts

Passes

Lead

Not More than 50 ppm

Less than 10 ppm

Arsenic

Not more than 4 ppm

Less than 1 ppm

Chloride

Complies to Limit Test

Complies

Phosphate

No opalescence produced

Complies

Loss on Drying

Not More than 5 % at 105oC

2.8 %

Assay as per Fe

21.5 % to 22.5 %

21.8%