*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : AY6031000 CHEMICAL NAME : Alanine, 3,3'-diselenodi-, DL- CAS REGISTRY NUMBER : 2897-21-4 LAST UPDATED : 199712 DATA ITEMS CITED : 27 MOLECULAR FORMULA : C6-H12-N2-O4-Se2 MOLECULAR WEIGHT : 334.12 WISWESSER LINE NOTATION : QVYZ1-SE--SE-1YZVQ SYNONYMS/TRADE NAMES : * Seleno-DL-cystine * D,L-Selenocystine *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 8463 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 108,437,1953 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 13 mg/kg TOXIC EFFECTS : Sense Organs and Special Senses (Eye) - effect, not otherwise specified REFERENCE : ARTODN Archives of Toxicology. (Springer-Verlag, Heidelberger Pl. 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.32- 1974- Volume(issue)/page/year: 45,207,1980 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 76 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JJTHEC Japanese Journal of Toxicology and Environmental Health. (Nippon Yakugakkai, 2-12-15 Shibuya, Shibuya-ku, Tokyo 150, Japan) V.38- 1992- Volume(issue)/page/year: 39,289,1993 ** OTHER MULTIPLE DOSE TOXICITY DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 900 mg/kg/90D-I TOXIC EFFECTS : Blood - other changes Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases REFERENCE : ARTODN Archives of Toxicology. (Springer-Verlag, Heidelberger Pl. 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.32- 1974- Volume(issue)/page/year: 68,91,1994 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 600 mg/kg/30D-I TOXIC EFFECTS : Liver - other changes Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases REFERENCE : JJTHEC Japanese Journal of Toxicology and Environmental Health. (Nippon Yakugakkai, 2-12-15 Shibuya, Shibuya-ku, Tokyo 150, Japan) V.38- 1992- Volume(issue)/page/year: 39,289,1993 *** REVIEWS *** ACGIH TLV-TWA 0.2 mg(Se)/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.2 mg(Se)/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,224,1971 OSHA PEL (Gen Indu):8H TWA 0.2 mg(Se)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 0.2 mg(Se)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 0.2 mg(Se)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 0.2 mg(Se)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-ARAB Republic of Egypt:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-AUSTRALIA:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-BELGIUM:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-DENMARK:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-FINLAND:TWA 0.1 mg(Se)/m3;STEL 0.3 mg(Se)/m3 JAN 1993 OEL-GERMANY:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-HUNGARY:STEL 0.1 mg(Se)/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-THE PHILIPPINES:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-POLAND:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-SWEDEN:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-SWITZERLAND:TWA 0.1 mg(Se)/m3 JAN 1993 OEL-TURKEY:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.1 mg(Se)/m3 JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** END OF RECORD ***