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Synonyms Trade Names Ethylbenzol Phenylethane CAS No. DHHS NIOSH Publication No.
Can cause temporary incapacitation or residual injury.
Benzene niosh pocket guide. Synonyms Trade Names Benzol Phenyl hydride CAS No. At concentrations above the NIOSH REL or where there is no REL at any detectable concentration. APF 10000 Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode APF 10000 Any supplied-air.
Synonyms Trade Names Ethylbenzol Phenylethane CAS No. Up to 800 ppm. APF 10 Any chemical cartridge respirator with organic vapor cartridges APF 50 Any air-purifying full-facepiece respirator gas mask with a chin-style front- or back-mounted organic vapor canister APF 25 Any powered air-purifying respirator.
Benzene is an organic chemical compound with the molecular formula C 6 H 6The benzene molecule is composed of six carbon atoms joined in a planar ring with one hydrogen atom attached to each. Because it contains only carbon and hydrogen atoms benzene is classed as a hydrocarbon. Benzene is a natural constituent of crude oil and is one of the elementary petrochemicals.
Benzene is a clear colorless highly flammable and volatile liquid aromatic hydrocarbon with a gasoline-like odor. Benzene is found in crude oils and as a by-product of oil-refining processes. In industry benzene is used as a solvent as a chemical intermediate and is used in the synthesis of numerous chemicals.
Exposure to this substance. NIOSH Pocket Guide International Chem Safety Card. Diamond Hazard Value Description.
3 2 0 Health 2. Can cause temporary incapacitation or residual injury. Can be ignited under almost all ambient temperature conditions.
Normally stable even under fire conditions. Special NFPA 2010 General Description. A clear colorless liquid with.
Refer to the NIOSH Pocket Guide to Chemical Hazards for more information. NIOSH has classified this substance as a potential occupational carcinogen according to specific NIOSH criteria. This classification is reflected in these recommendations for respiratory protection which specify that only the most reliable and protective respirators be worn at any detectable concentration.
Cumene isopropylbenzene is an organic compound that is based on an aromatic hydrocarbon with an aliphatic substitution. It is a constituent of crude oil and refined fuels. It is a flammable colorless liquid that has a boiling point of 152 C.
Nearly all the cumene that is produced as a pure compound on an industrial scale is converted to cumene hydroperoxide which is an intermediate in the. Please see the NIOSH Pocket Guide for additional limits skin absorption and other designations and explanations. This standard applies to the industry segments exempt from the 1 ppm 8-hour TWA and 5 ppm STEL of the benzene standard at 19101028.
G This standard applies to any operations or sectors for which the Cadmium standard 19101027 is stayed or otherwise not in effect. NIOSH Pocket Guide to Chemical Hazards. Department of Health Human Services Centers for Disease Control Prevention.
National Institute for Occupational Safety Health. DHHS NIOSH Publication No. The NIOSH Pocket Guide to Chemical Hazards contains information on several hundred chemicals commonly found in the workplace.
The Environmental Protection Agencys EPAs Toxic Substance Control Act TSCA Chemical Substances Inventory lists information on more than 62000 chemicals or chemical substances. EPAs ChemView provides information on test data and assessments. Many hazardous chemicals are used in industry for example chlorine ammonia and benzene.
Others are found in nature for example poisonous plants. Some could be made from everyday items such as household cleaners. These types of hazardous chemicals also could be obtained and used to harm people or they could be accidentally released.
Types and categories of hazardous chemicals. NIOSH Pocket Guide to Chemical Hazards NIOSH Publication No. In addition there are nine accompanying derivation support documents for n-hexane benzene toluene ethylbenzene xylenes commercial or practical grade hexane midrange aliphatic hydrocarbon streams white mineral oil and high-flash aromatic naphtha.
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