hexavalent การใช้

• The river is polluted with hexavalent chromium due to industrial activity.
• Even easier is to produce complex salts of pentavalent and hexavalent actinides.
• Hexavalent chromium is used for metal finishes to prevent corrosion.
• The Industrial Health Foundation hired ENVIRON to conduct tests of hexavalent chromium.
• From a health standpoint trivalent chromium is intrinsically less toxic than hexavalent chromium.
• Sodium chromate, like other hexavalent chromium compounds, is toxic and carcinogenic.
• Inhalation of hexavalent chromium particles has been linked to lung cancer, researchers say.
• In the hexavalent state, uranium is very similar to the group 6 elements.
• Other popular bleach solutions use potassium dichromate ( a hexavalent chromium ) or permanganate.
• From a health standpoint, hexavalent chromium is the most toxic form of chromium.
• The process is more robust than hexavalent chromium because it can withstand current interruptions.
• In solution, the chrome exists as chromic acid, known as hexavalent chromium.
• The most common mixed chromates include Hexavalent Iridescent, Trivalent or Black Trivalent Chromate.
• Hexavalent Chromate has been classified as a human carcinogen by the EPA and OSHA.
• Example : the case studies in hexavalent chromium.
• However, these plants also show promise as hyperaccumulators for phytoremediation by hexavalent form.
• Lockheed introduced into the environment a known carcinogen, Chromium 6 ( hexavalent chromium ),
• If there was no hexavalent chromium, I doubt it would have settled at this level,
• Hexavalent chromium compounds are genotoxic carcinogens.
• A primary carcinogen driving the settlement was hexavalent chromium _ a highly potent chemical used at Lockheed.