Chromium Trioxide

Chromium Trioxide

Chromium trioxide (chromic acid anhydride) is a strong oxidizer, solid crystalline substance of bright red color.

Formula

In industry it is called chromic anhydride or CrO₃. In water it forms chromic acid H₂CrO₄. It is a toxic and carcinogenic substance, requires strict safety measures when working.

CrO₃

Application

for chrome plating (application of anti-corrosive and decorative coatings).