Sell Chromic Acid 99.7%

Description

CHROMIC ACID A name given to the red, crystalline, powerfully acid material of composition CrO3 known also as chromium trioxide or as chromic anhydride. It is, in reality, not the acid until dissolved in water, forming a true chromic acid of composition H2CrO4. It is marketed in the form of holey lumps. The specific gravity is 2.*0, melting point **5°F (**6°C). It is produced by treating na or k dichromate with sulphuric acid. The dust is irritating and the exhaust of the solutions ar injurious to the nose and throat because the acid is a powerful oxidizing agent. Chromic acid is used in chromium-plating baths, for etching copper, in electric batteries, and in tanning leather.