CheckVegan

Is Chromium Trioxide vegetarian?

Chromium Trioxide

Vegetarian Vegetarian
Vegan Vegan

Chromium trioxide is an inorganic compound with the formula CrO3, the acidic anhydride of chromic acid. It is a synthetic, mineral-derived chemical used in industrial and laboratory applications, including chrome plating.

Also known as Chromic anhydride, Chromium (VI) oxide
INCI name Chromium Trioxide
CAS number 1333-82-0
EC number 215-607-8
CosIng ID 80923
Last reviewed 10 July 2026

An ingredient is considered vegetarian if it avoids components derived from killing an animal.

Classifications are made to the best of our knowledge based on available scientific and regulatory sources. We cannot guarantee the accuracy of every entry, errors in the sources we draw from can always occur. This tool also cannot account for cross-contamination, which depends entirely on individual suppliers and producers. If you believe a classification is incorrect, you can report an issue.

Report an issue