Hexavalent chromium - Wikipedia
网页Hexavalent chromium (chromium (VI), Cr (VI), chromium 6) is any chemical compound that contains the element in the +6 oxidation state (thus hexavalent). [1] It has been identified as carcinogenic, which is of concern since approximately 136,000 tonnes (150,000 tons) of hexavalent chromium were produced in 1985. [2]
Hexavalent vaccine - Wikipedia
网页A hexavalent vaccine, or 6-in-1 vaccine, is a combination vaccine with six individual vaccines conjugated into one, intended to protect people from multiple diseases.
What Is a Hexavalent Vaccine? - VAXOPEDIA
网页2018年9月29日 · The hexavalent vaccines combine protection against diphtheria, tetanus, acellular pertussis, Haemophilus influenzae type B, poliovirus and hepatitis B (DTaP-Hib-IPV-HepB) into one injection. Sounds good, right? Although not approved in the United States, hexavalent vaccines, including Infanrix Hexa have been used in many other countries since 2000!
Hexavalent Chromium - Overview | Occupational Safety and …
网页Hexavalent chromium [Cr(VI)] is one of the valence states (+6) of the element chromium. It is usually produced by an industrial process. Cr(VI) is known to cause cancer. In addition, it targets the respiratory system, kidneys, liver, skin and eyes. Chromium metal is added to alloy steel to increase hardenability and corrosion resistance.
Safety of hexavalent vaccines - June 2005 - World Health Organization …
网页2005年7月15日 · Two hexavalent diphtheria, tetanus, acellular pertussis, Haemophilus influenzae type B, poliovirus and hepatitis B (DTaP-Hib-IPV-HepB) combination vaccines were licensed and introduced in Europe in 2000. They have contributed to a significant increase in the infant vaccine coverage against hepatitis B in …
What is Hexavalent Chromium (or Chromium-6)? - Encyclopedia Britannica
网页But what is hexavalent chromium, and what is it used for? Industry adds chromium (Cr) to iron and nickel to make metal alloys especially characterized by their high resistance to corrosion and oxidation. Used in small amounts, chromium hardens steel.
Hexavalent Chromium - National Institute of Environmental Health Sciences
网页2024年9月3日 · What is hexavalent chromium? Hexavalent chromium is a form of the metallic element chromium. Chromium is a naturally occurring element found in rocks, animals, plants, soil, and volcanic dust and gases. It comes in several different forms, including trivalent chromium and hexavalent chromium.
Hexavalent chromium: Regulation and health effects
网页2021年5月1日 · Hexavalent chromium induces reactive oxygen species and impairs the antioxidant power of human erythrocytes and lymphocytes: decreased metal reducing and free radical quenching ability of the cells Toxicol.
New hexavalent vaccines are coming: What impact could they …
网页2023年6月28日 · A hexavalent, or 6-in-1 vaccine, is intended to protect people from multiple diseases by combining antigens from six microbes into a single vaccine.
What Is Hexavalent Chromium? - WebMD
网页2022年8月8日 · Hexavalent chromium is a type of the element chromium. Doctors have found that it can cause cancer and harm other parts of your body. Chromium is naturally found in animals, rocks, plants, soil,...