*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : MW6880000 CHEMICAL NAME : Hydrocyanic acid, mixed with cyanogen chloride (3:2 by wt) LAST UPDATED : 199207 DATA ITEMS CITED : 2 SYNONYMS/TRADE NAMES : * HCn-CnCl mixture *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LC50 - Lethal concentration, 50 percent kill ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 820 mg/m3/2M TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NDRC** National Defense Research Committee, Office of Scientific Research and Development, Progress Report. Volume(issue)/page/year: No.9-4-1-9,1943 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO CYANIDE-air:CL 4.7 ppm(CN)/10M REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 *** END OF RECORD ***