*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : VS7420000
CHEMICAL NAME : Selenious acid, disodium salt, pentahydrate
CAS REGISTRY NUMBER : 26970-82-1
LAST UPDATED : 199712
DATA ITEMS CITED : 30
MOLECULAR FORMULA : O3-Se.2Na.5H2-O
MOLECULAR WEIGHT : 332.01
WISWESSER LINE NOTATION : NA2 SE-O3 &QH 5
COMPOUND DESCRIPTOR : Mutagen
Reproductive Effector
SYNONYMS/TRADE NAMES :
* Sodium selenite pentahydrate
*** HEALTH HAZARD DATA ***
** ACUTE TOXICITY DATA **
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 9 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
COREAF Comptes Rendus Hebdomadaires des Seances, Academie des Sciences.
(Paris, France) V.1-261, 1835-1965. For publisher information, see CRASEV.
Volume(issue)/page/year: 257,791,1963
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intramuscular
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 10070 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
EXMDA4 International Congress Series--Excerpta Medica. (Excerpta Medica,
Inc., POB 3085, Princeton, NJ 08540) No.1- 1952-
Volume(issue)/page/year: (440),312,1978
** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 21 mg/kg/10W-C
TOXIC EFFECTS :
Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
Biochemical - Metabolism (Intermediary) - amino acids (including renal
excretion)
Biochemical - Metabolism (Intermediary) - other proteins
REFERENCE :
TOLED5 Toxicology Letters. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1977- Volume(issue)/page/year: 68,295,1993
** REPRODUCTIVE DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE : 38 mg/kg
SEX/DURATION : female 30 day(s) pre-mating
female 1-18 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
e.g., stunted fetus)
Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E.
First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year:
47,79,1979
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - mouse
DOSE : 10522 ug/kg
SEX/DURATION : female 12 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Newborn - live birth index (measured after birth)
REFERENCE :
TJADAB Teratology, The International Journal of Abnormal Development. (Alan
R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1968-
Volume(issue)/page/year: 28,333,1983
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - mouse
DOSE : 7155 ug/kg
SEX/DURATION : female 16 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - abortion
REFERENCE :
TJADAB Teratology, The International Journal of Abnormal Development. (Alan
R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1968-
Volume(issue)/page/year: 28,333,1983
** MUTATION DATA **
TYPE OF TEST : DNA damage
TEST SYSTEM : Rodent - mouse Mammary gland
DOSE/DURATION : 5 umol/L
REFERENCE :
CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980-
Volume(issue)/page/year: 16,513,1995
TYPE OF TEST : DNA inhibition
TEST SYSTEM : Rodent - mouse Mammary gland
DOSE/DURATION : 5 umol/L
REFERENCE :
CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980-
Volume(issue)/page/year: 16,513,1995
*** 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 ***