*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : VS7175000
CHEMICAL NAME : Selenious acid
CAS REGISTRY NUMBER : 7783-00-8
OTHER CAS REGISTRY NOS. : 11140-60-6
LAST UPDATED : 199712
DATA ITEMS CITED : 33
MOLECULAR FORMULA : H2-O3-Se
MOLECULAR WEIGHT : 128.98
WISWESSER LINE NOTATION : H2 SE-O3
COMPOUND DESCRIPTOR : Agricultural Chemical
Mutagen
SYNONYMS/TRADE NAMES :
* RCRA waste number U204
* Selenium dioxide
*** HEALTH HAZARD DATA ***
** ACUTE TOXICITY DATA **
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 25 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NCNSA6 National Academy of Sciences, National Research Council,
Chemical-Biological Coordination Center, Review. (Washington, DC)
Volume(issue)/page/year: 5,28,1953
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 10 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NCNSA6 National Academy of Sciences, National Research Council,
Chemical-Biological Coordination Center, Review. (Washington, DC)
Volume(issue)/page/year: 5,28,1953
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 11 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#05656
** MUTATION DATA **
TYPE OF TEST : Cytogenetic analysis
TEST SYSTEM : Human Lymphocyte
DOSE/DURATION : 10 umol/L
REFERENCE :
ESKGA2 Eisei Kagaku. Hygienic Chemistry. (Nippon Yakugakkai, 2-12-15
Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1953-
Volume(issue)/page/year: 26,99,1980
TYPE OF TEST : Micronucleus test
ROUTE OF EXPOSURE : Intraperitoneal
TEST SYSTEM : Rodent - mouse
DOSE/DURATION : 10 mg/kg/2D (Continuous)
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 367,233,1996
*** 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
*** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***
NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
NOHS - National Occupational Hazard Survey (1974)
NOHS Hazard Code - 84466
No. of Facilities: 345 (estimated)
No. of Industries: 4
No. of Occupations: 3
No. of Employees: 1177 (estimated)
NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - 84466
No. of Facilities: 1294 (estimated)
No. of Industries: 17
No. of Occupations: 17
No. of Employees: 7593 (estimated)
No. of Female Employees: 1866 (estimated)
*** STATUS IN U.S. ***
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA Section 8(d) unpublished health/safety studies
On EPA IRIS database
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998
*** END OF RECORD ***