National Toxicology Program, list carcinogenic chemicals

Benzene is a clear, colorless, flammable liquid with a pleasant characteristic odor, bp 80.1°C, flash point -11.1°C, and ignition temperature 538°C. Benzene has been found to be very toxic and is on the list of Known to Be Human Carcinogens published every two years by the Department of Health and Human Services under the National Toxicology Program (NTP). There are four top 50 chemicals on this worst carcinogen list benzene 1,3-butadiene ethylene oxide and vinyl chloride. There are also four chemicals in the top 50 on the Reasonably Anticipated to Be Human Carcinogens list acrylonitrile, ethylene dichloride, formaldehyde, and propylene oxide. 

The chemical should not contain any chemicals that are a carcinogen or that are known to cause reproductive toxicity. Carcinogens are defined as those chemicals listed in the current edition of the Annual Report on Carcinogens, U.S. Department of Health and Human Services, National Toxicology Program. Chemicals known to cause reproductive toxicity, for example, are defined as those hsted by the state of California under the Safe Drinking Water and Toxic Enforcement Act of 1986 (Cah-fomia Code of Regulations, Title 22, Division 2, Subdivision 1, Chapter 3, Sections 1200, et seq.)... 

The National Toxicology Program (NTP) has listed chemical substances for carcinogenicity under two categories ... 

Whether the chemical Is a carcinogen Whether the hazardous chemical is listed in the a National Toxicology Program (NTP) Annual Report on carcinogens (latest edition) or has been found to be a potential carcinogen in the International Agency for Research on Cancer (lARC) Monographs (latest editions), or by OSHA. 

The MSDS Section 5 on Health Hazard Data will also list any long-term or delayed health effects of the particular chemical. The chemicals that are judged as a carcinogen by the National Toxicology Program (NTP), the In-... 

Chemical names. Chemical Abstract Service (CAS) numbers and percentages of chemicals that comprise the product (it the material is a compound) are found in this section. For a carcinogen identified by the National Toxicology Program (NTP), International Agency for Research on Cancer (lARC), or the U.S. Occupational Safety and Health Administration (OSH A), its presence is noted here, when >0.1%. If the makeup of the chemical is a trade secret, its composition may not be listed, but hazards and safety precautions are found here. 

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