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Chromium in Drinking Water | US EPA

https://www.epa.gov/sdwa/chromium-drinking-water

Chromium · 英勇无比的双杠 · chromium · 1 月前

EPA has a drinking water standard of 0.1 milligrams per liter (mg/l) or 100 parts per billion (ppb) for total chromium. This includes all forms of chromium,;...