Glossary

Hexavalent Chromium (Cr6+)

Electrolysis & Surface Finishing

The traditional chemistry for chrome plating. It is a known carcinogen and increasingly restricted; California's Air Resources Board has voted to phase it out, with decorative operations ending by 2030 and functional operations by 2039.

Related: Trivalent vs. hexavalent chrome: what's driving the switch (article) · Hexavalent vs. trivalent chrome: technical deep dive (article)

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