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Hexavalent chromium (chromium(VI), Cr(VI), chromium 6) is any chemical compound that contains the element chromium in the +6 oxidation state (thus hexavalent). Virtually all chromium ore is processed via hexavalent chromium, specifically the salt sodium dichromate.
en.wikipedia.orgCDC–NIOSH Pocket Guide to Chemical Hazards. Chromic acid and chromates. ... Toxicological review of hexavalent chromium. U.S. Environmental. Protection ...
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