7782-49-2

MOLECULAR FORMULA :

Se

MOLECULAR WEIGHT :

78.96

WISWESSER LINE NOTATION :

SE

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

6700 mg/kg

TOXIC EFFECTS :

Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - dyspnea Nutritional and Gross Metabolic - other changes

REFERENCE :

TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 20,89,1971

TYPE OF TEST :

LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :

Inhalation

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

33 mg/kg/8H

TOXIC EFFECTS :

Blood - hemorrhage Lungs, Thorax, or Respiration - emphysema Lungs, Thorax, or Respiration - acute pulmonary edema

REFERENCE :

AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 4,458,1951

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intravenous

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

6 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 4,458,1951

TYPE OF TEST :

LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :

Intravenous

SPECIES OBSERVED :

Rodent - rabbit

DOSE/DURATION :

2500 ug/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

JOBSAK Journal of Obstetrics and Gynaecology of the British Empire. (London, UK) V.1-27, 1902-15; V.28-67, 1921-60. For publisher information, see BJOGAS. Volume(issue)/page/year: 35,693,1928 ** TUMORIGENIC DATA **

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

480 mg/kg/60D-C

TOXIC EFFECTS :

Tumorigenic - equivocal tumorigenic agent by RTECS criteria Skin and Appendages - tumors

REFERENCE :

YMBUA7 Yokohama Medical Bulletin. (Yokohama City Univ. School of Medicine, 2-33, Yokohama 232, Japan) V.1- 1950- Volume(issue)/page/year: 11,368,1960 ** REPRODUCTIVE DATA **

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

134 mg/kg

SEX/DURATION :

multigenerations

REFERENCE :

AEHLAU Archives of Environmental Health. (Heldref Pub., 4000 Albemarle St., NW, Washington, DC 20016) V.1- 1960- Volume(issue)/page/year: 23,102,1971 *** REVIEWS *** ACGIH TLV-TWA 0.2 mg/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 IARC Cancer Review:Human Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 9,245,1975 IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 9,245,1975 IARC Cancer Review:Group 3 IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,56,1987 TOXICOLOGY REVIEW CTOXAO Clinical Toxicology. (New York, NY) V.1-18, 1968-81. For publisher information, see JTCTDW. Volume(issue)/page/year: 6,459,1973 TOXICOLOGY REVIEW CTOXAO Clinical Toxicology. (New York, NY) V.1-18, 1968-81. For publisher information, see JTCTDW. Volume(issue)/page/year: 5,175,1972 TOXICOLOGY REVIEW CRTXB2 CRC Critical Reviews in Toxicology. (CRC Press, Inc., 2000 Corporate Blvd., NW, Boca Raton, FL 33431) V.1- 1971- Volume(issue)/page/year: 4(3),271,1976 TOXICOLOGY REVIEW JAVMA4 Journal of the American Veterinary Medical Association. (American Veterinary Medical Assoc., 930 N. Meacham Rd., Schaumburg, IL 60196) V.48- 1915- Volume(issue)/page/year: 164,277,1974 TOXICOLOGY REVIEW CTOXAO Clinical Toxicology. (New York, NY) V.1-18, 1968-81. For publisher information, see JTCTDW. Volume(issue)/page/year: 5,151,1972 TOXICOLOGY REVIEW IJMDAI Israel Journal of Medical Sciences. (POB 1435, Jerusalem 91013, Israel) V.1- 1965- Volume(issue)/page/year: 10,416,1974 TOXICOLOGY REVIEW JAMAAP JAMA, Journal of the American Medical Association. (AMA, 535 N. Dearborn St., Chicago, IL 60610) V.1- 1883- Volume(issue)/page/year: 116,562,1941 TOXICOLOGY REVIEW CHREAY Chemical Reviews. (American Chemical Soc., Distribution Office Dept. 223, POB 57136, West End Stn., Washington, DC 20037) V.1- 1924- Volume(issue)/page/year: 28,179,1941 TOXICOLOGY REVIEW ADTEAS Advances in Teratology. (New York, NY) V.1-5, 1966-72. Discontinued. Volume(issue)/page/year: 5,51,1972 TOXICOLOGY REVIEW PHREA7 Physiological Reviews. (American Physiological Soc., 9650 Rockville Pike, Bethesda, MD 20814) V.1- 1921- Volume(issue)/page/year: 23,305,1943 TOXICOLOGY REVIEW FOREAE Food Research. (Champaign, IL) V.1-25, 1936-60. For publisher information, see JFDSAZ. Volume(issue)/page/year: 7,313,1942 TOXICOLOGY REVIEW KOTTAM Kogai to Taisaku. Journal of Environmental Pollution Control. (Kogai Taisaku Gijutsu Dokokai, Shuwa-Akasaka Bldg., 9-1-244, Akasaka, Minato-ku, Tokyo 107, Japan) V.1- 1965- Volume(issue)/page/year: 11,1300,1975 TOXICOLOGY REVIEW 85CVA2 "Oncology 1970, Proceedings of the Tenth International Cancer Congress," Chicago, Year Book Medical Pub., 1971 Volume(issue)/page/year: 5,63,1970 TOXICOLOGY REVIEW PEXTAR Progress in Experimental Tumor Research. (S. Karger AG, Postfach CH-4009 Basel, Switzerland) V.1- 1960- Volume(issue)/page/year: 12,102,1969 TOXICOLOGY REVIEW BNYMAM Bulletin of the New York Academy of Medicine. (New York Academy of Medicine, 2 E. 103rd St., New York, NY 10029) Ser 2: V.1- 1925- Volume(issue)/page/year: 54,413,1978 TOXICOLOGY REVIEW AMTODM Advances in Modern Toxicology. (John Wiley & Sons, Inc., 605 Third Ave., New York, NY 10016) V.1, 1976-79. Discontinued. Volume(issue)/page/year: 3,209,1977 TOXICOLOGY REVIEW JEPTDQ Journal of Environmental Pathology and Toxicology. (Park Forest South, IL) V.1-5(3), 1977-81(?). For publisher information, see JEPOEC. Volume(issue)/page/year: 4(1),193,1980 TOXICOLOGY REVIEW MEHYDY Medical Hypotheses. (Churchill Livingstone Inc., 1560 Broadway, New York, NY 10036) V.1- 1975- Volume(issue)/page/year: 5,877,1979 TOXICOLOGY REVIEW CTOXAO Clinical Toxicology. (New York, NY) V.1-18, 1968-81. For publisher information, see JTCTDW. Volume(issue)/page/year: 17,171,1980 TOXICOLOGY REVIEW JACTDZ Journal of the American College of Toxicology. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-12, 1982-1993. Discontinued. Volume(issue)/page/year: 5(1),45,1986 *** 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/m3 JAN 1993 OEL-AUSTRALIA:TWA 0.2 mg(Se)/m3 JAN 1993 OEL-BELGIUM:TWA 0.2 mg/m3 JAN 1993 OEL-DENMARK:TWA 0.1 mg/m3 JAN 1993 OEL-FINLAND:TWA 0.1 mg/m3;STEL 0.3 mg/m3 JAN 1993 OEL-GERMANY:TWA 0.1 mg/m3 JAN 1993 OEL-HUNGARY:STEL 0.1 mg/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 0.2 mg/m3 JAN 1993 OEL-THE PHILIPPINES:TWA 0.2 mg/m3 JAN 1993 OEL-POLAND:TWA 0.1 mg/m3 JAN 1993 OEL-SWEDEN:TWA 0.1 mg/m3 JAN 1993 OEL-SWITZERLAND:TWA 0.1 mg/m3 JAN 1993 OEL-TURKEY:TWA 0.2 mg/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.1 mg/m3 JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO SELENIUM COMPOUNDS (as Se)-air:10H TWA 0.2 mg/m3 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 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 68295 No. of Facilities: 403 (estimated) No. of Industries: 8 No. of Occupations: 10 No. of Employees: 2147 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2074 No. of Facilities: 105 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 105 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 68295 No. of Facilities: 1102 (estimated) No. of Industries: 23 No. of Occupations: 68 No. of Employees: 27208 (estimated) No. of Female Employees: 9632 (estimated)