Arsanilic Acid USP

General Specifications

Test Specification
Description It occurs as White to off-white, crystalline powder

Test (A)


(a)Infrared Absorption.

Soluble in hot water, in amyl alcohol, and in solutions of alkali carbonates; sparingly soluble in concentrated mineral acids; slightly soluble in cold water, in alcohol, and in acetic acid; insoluble in acetone, in benzene, in chloroform, in ether, and in dilute mineral acids.
Loss on drying Maximum 0.5% of its weight
Limit of o-arsanilic acid Maximum 0.12%
Limit of aniline Maximum 0.045%
Assay Not less than 98.0 % and not more than 102.0% of C6H8AsNO3 (dried substance)

Shelf life, Storage and Packing

It should be stored in a segregated area in a cool and ventilated place away from combustible materials. Keep in a tightly closed container, sealed until ready for use. It is packed in 25kg or 50kg HDPE bags or drums as required.


GLP, cGMP (FDA) Approved, ISO 9001, ISO 14001, ISO 45001, ISO 17025, ISO 22000, FSSC 22000, FSSAI, Halal and Kosher certified.
We observe WHO Good manufacturing practice and Good laboratory practice.

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