WebDichlorofluoromethane 98%; CAS Number: 75-43-4; EC Number: 200-869-8; Synonyms: Freon® 21; Linear Formula: FCHCl2; find Sigma-Aldrich-295213 MSDS, related peer … WebNational Center for Biotechnology Information. 8600 Rockville Pike, Bethesda, MD, 20894 USA. Contact. Policies. FOIA. HHS Vulnerability Disclosure. National Library of Medicine. National Institutes of Health. …
Dichlorodifluoromethane (CAS No. 75-71-8) SDS - GuideChem
R-12 was used in most refrigeration and vehicle air conditioning applications prior to 1994 before being replaced by 1,1,1,2-tetrafluoroethane (R-134a), which has an insignificant ozone depletion potential. Automobile manufacturers started using R-134a instead of R-12 in 1992–1994. When older units leak or require repair involving removal of the refrigerant, retrofitment to a refrigerant other than R-12 (most commonly R-134a which has a global warming potential 3,400 times that … WebThe number of halon, such as 1211 or 1301, was developed by the U.S. Army Corps of Engineers and indicates the chemical composition of the material. Halon 1211 and 1301 are the only two agents recognized by the NFPA as fire extinguishing halons. Both are widely used in the protection of electrical equipment, airline engines, and computer rooms ... great white throne judgement day
Dichlorodifluoromethane - an overview ScienceDirect Topics
WebQuickly confirm chemical names, CAS Registry Numbers®, ... Menu. About CAS; Contact; Dichlorofluoromethane. CAS Registry Number ® 75-43-4 ... WebChemical Abstracts Service (CAS) Number: 75-71-8 General Information Dichlorodifluoromethane is a colorless, non-flammable gas that can affect you when … WebExcerpt from NIOSH Pocket Guide for Dichloromonofluoromethane: Eye: FROSTBITE - If eye tissue is frozen, seek medical attention immediately; if tissue is not frozen, immediately and thoroughly flush the eyes with large amounts of water for at least 15 minutes, … florida supreme court mediator certification