*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : SZ1450000 CHEMICAL NAME : Phosphine oxide, tri(mixed(C4-C7)-alkyl)- LAST UPDATED : 197901 DATA ITEMS CITED : 1 WISWESSER LINE NOTATION : OPA&A&A A IS C4 TO C7 SYNONYMS/TRADE NAMES : * n-Alkylphosphine oxide (mixed C4-C7) * Tri(mixed(C4-C7)-alkyl)phosphine oxide *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 180 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#03654 *** END OF RECORD ***