*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : WS4550000
CHEMICAL NAME           : Sulfur dioxide
CAS REGISTRY NUMBER     : 7446-09-5
OTHER CAS REGISTRY NOS. : 8014-94-6
                          12396-99-5
                          83008-56-4
                          89125-89-3
LAST UPDATED            : 199712
DATA ITEMS CITED        : 87
MOLECULAR FORMULA       : O2-S
MOLECULAR WEIGHT        : 64.06
WISWESSER LINE NOTATION :  S   O2
COMPOUND DESCRIPTOR     : Agricultural Chemical
                          Tumorigen
                          Mutagen
                          Reproductive Effector
                          Human
                          Primary Irritant
SYNONYMS/TRADE NAMES :
   * Fermenicide liquid
   * Fermenicide powder
   * Schwefeldioxyd
   * Siarki dwutlenek
   * Sulfur dioxide
   * Sulfurous acid anhydride
   * Sulfurous anhydride
   * Sulfurous oxide
   * Sulfur oxide
   * Sulfur superoxide
   * Sulphur dioxide
 
                       *** HEALTH HAZARD DATA ***
 
                      ** SKIN/EYE IRRITATION DATA **
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration into the eye
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 6 ppm/4H/32D
REACTION SEVERITY       : Mild
REFERENCE :
   JPCAAC Journal of the Air Pollution Control Association.  (Air Pollution
   Control Assoc., POB 2861, Pittsburgh, PA 15230)  V.5-    1955-
   Volume(issue)/page/year: 10,17,1960
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Human
DOSE/DURATION           : 1000 ppm/10M
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
   CTOXAO Clinical Toxicology.  (New York, NY)  V.1-18, 1968-81.  For publisher
   information, see JTCTDW.  Volume(issue)/page/year: 5,198,1972
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Human
DOSE/DURATION           : 3 ppm/5D
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - 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:
   22,319,1972
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Human
DOSE/DURATION           : 12 ppm/1H
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - other changes
REFERENCE :
   SAIGBL Sangyo Igaku.  Japanese Journal of Industrial Health.  (Nippon Sangyo
   Eisei Igakkai, Kosu Eisei Bldg., 1-29-8, Shinjuku, Shinjuku-ku, Tokyo 160,
   Japan)  V.1-    1959-  Volume(issue)/page/year: 14,449,1972
 
TYPE OF TEST            : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Human
DOSE/DURATION           : 3000 ppm/5M
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   TABIA2 Tabulae Biologicae.  (The Hague, Netherlands)  V.1-22, 1925-63.
   Discontinued.  Volume(issue)/page/year: 3,231,1933
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 2520 ppm/1H
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: AD-A148-952
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 3000 ppm/30M
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
   Behavioral - changes in motor activity (specific assay)
REFERENCE :
   JCTODH Journal of Combustion Toxicology.  (Westport, CT)  V.3-9, 1976-82.
   Volume(issue)/page/year: 4,236,1977
 
TYPE OF TEST            : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : 1039 ppm/24H
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   CBTIAE Contributions from Boyce Thompson Institute.  (Yonkers, NY)  V.1-24,
   1925-71.  Discontinued.  Volume(issue)/page/year: 10,281,1939
 
TYPE OF TEST            : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Amphibian - frog
DOSE/DURATION           : 1 pph/15M
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   HBAMAK "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." (Leipzig,
   Ger. Dem. Rep.)  Volume(issue)/page/year: 4,1396,1935
 
TYPE OF TEST            : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Mammal - species unspecified
DOSE/DURATION           : 3000 ppm/5M
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und
   Pharmakologie.  (Berlin, Ger.) V.110-253, 1925-66.  For publisher
   information, see NSAPCC.  Volume(issue)/page/year: 138,65,1928
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 4910 ug/m3/6H/17W-I
TOXIC EFFECTS :
   Blood - pigmented or nucleated red blood cells
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - cytochrome oxidases (including oxidative phosphorylation)
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - dehydrogenases
REFERENCE :
   GISAAA Gigiena i Sanitariya.  For English translation, see HYSAAV.  (V/O
   Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-    1936-
   Volume(issue)/page/year: 41(5),6,1976
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 500 ug/m3/96D-I
TOXIC EFFECTS :
   Brain and Coverings - changes in surface EEG
   Behavioral - changes in motor activity (specific assay)
   Biochemical - Metabolism (Intermediary) - xanthine, purine or nucleotides
   including urate
REFERENCE :
   GISAAA Gigiena i Sanitariya.  For English translation, see HYSAAV.  (V/O
   Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-    1936-
   Volume(issue)/page/year: 34(2),3,1969
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 400 ppm/3H/6W-I
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - structural or functional change in trachea
   or bronchi
REFERENCE :
   ATSUDG Archives of Toxicology, Supplement.  (Springer-Verlag New York, Inc.,
   Service Center, 44 Hartz Way, Secaucus, NJ 07094)  No.1-    1978-
   Volume(issue)/page/year: 9,431,1986
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 10 ppm/24H/14D-I
TOXIC EFFECTS :
   Behavioral - food intake (animal)
   Liver - other changes
   Biochemical - Metabolism (Intermediary) - lipids including transport
REFERENCE :
   ARTODN Archives of Toxicology.  (Springer-Verlag, Heidelberger Pl. 3, D-1000
   Berlin 33, Fed. Rep. Ger.)  V.32-    1974-  Volume(issue)/page/year:
   70,164,1996
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 1 ppm/90M/1Y-I
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - structural or functional change in trachea
   or bronchi
REFERENCE :
   AEHLAU Archives of Environmental Health.  (Heldref Pub., 4000 Albemarle St.,
   NW, Washington, DC 20016)  V.1-    1960-  Volume(issue)/page/year:
   30,249,1975
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 500 ppm/2H/21W-I
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - structural or functional change in trachea
   or bronchi
   Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
   JTEHD6 Journal of Toxicology and Environmental Health.  (Hemisphere Pub.,
   1025 Vermont Ave., NW, Washington, DC 20005)  V.1-    1975/76-
   Volume(issue)/page/year: 13,945,1984
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 200 mg/m3/3H/13W-I
TOXIC EFFECTS :
   Cardiac - other changes
   Liver - other changes
   Blood - hemorrhage
REFERENCE :
   GISAAA Gigiena i Sanitariya.  For English translation, see HYSAAV.  (V/O
   Mezhdunarodnaya Kniga, 113095 Moscow, USSR)  V.1-    1936-
   Volume(issue)/page/year: 24(6),22,1959
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : 10 ppm/1H/30D-I
TOXIC EFFECTS :
   Liver - other changes
   Kidney, Ureter, Bladder - other changes
   Biochemical - Metabolism (Intermediary) - lipids including transport
REFERENCE :
   INHEAO Industrial Health.  (National Institute of Industrial Health, 6-21-1
   Nagao, Tama-ku, Kawasaki, 213 Japan)  V.1-    1963- Volume(issue)/page/year:
   23,81,1985
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 500 ppm/5M/30W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
REFERENCE :
   BJCAAI British Journal of Cancer.  (Macmillan Press Ltd., Houndmills,
   Basingstoke, Hants. RG21 2XS, UK)  V.1-    1947-  Volume(issue)/page/year:
   21,606,1967
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 4 mg/m3/24H
SEX/DURATION            : female 72 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Maternal Effects - menstrual cycle changes or disorders
   Reproductive - Maternal Effects - parturition
   Reproductive - Fertility - female fertility index (e.g. # females pregnant
   per # sperm positive females; # females pregnant per # females mated)
REFERENCE :
   HYSAAV Hygiene and Sanitation (USSR).  English translation of GISAAA.
   (Springfield, VA)  1964-71. Discontinued.  Volume(issue)/page/year:
   35(4-6),277,1970
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 4 mg/m3/24H
SEX/DURATION            : female 72 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight
   gain)
   Reproductive - Effects on Newborn - delayed effects
REFERENCE :
   HYSAAV Hygiene and Sanitation (USSR).  English translation of GISAAA.
   (Springfield, VA)  1964-71. Discontinued.  Volume(issue)/page/year:
   35(4-6),277,1970
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 4970 ug/m3/12H
SEX/DURATION            : female 12 week(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Maternal Effects - menstrual cycle changes or disorders
   Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight
   gain)
REFERENCE :
   HYSAAV Hygiene and Sanitation (USSR).  English translation of GISAAA.
   (Springfield, VA)  1964-71. Discontinued.  Volume(issue)/page/year:
   36(7-9),178,1971
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 30 ppm/6H
SEX/DURATION            : male 21 week(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Paternal Effects - testes, epididymis, sperm duct
REFERENCE :
   JTEHD6 Journal of Toxicology and Environmental Health.  (Hemisphere Pub.,
   1025 Vermont Ave., NW, Washington, DC 20005)  V.1-    1975/76-
   Volume(issue)/page/year: 21,141,1987
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 25 ppm/7H
SEX/DURATION            : female 6-15 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
REFERENCE :
   FCTXAV Food and Cosmetics Toxicology.  (London, UK)  V.1-19, 1963-81.  For
   publisher information, see FCTOD7.  Volume(issue)/page/year: 18,743,1980
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 25 ppm/7H
SEX/DURATION            : female 6-15 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: CONF-771017
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 32 ppm/24H
SEX/DURATION            : female 7-18 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight
   gain)
   Reproductive - Effects on Newborn - behavioral
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: 31,9B,1985
 
TYPE OF TEST            : TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rabbit
DOSE                    : 70 ppm/7H
SEX/DURATION            : female 6-18 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: CONF-771017
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Mutation test systems - not otherwise specified
TEST SYSTEM             : Bacteria - Escherichia coli
DOSE/DURATION           : 2 mmol/L
REFERENCE :
   CBINA8 Chemico-Biological Interactions.  (Elsevier Scientific Pub. Ireland
   Ltd., POB 85, Limerick, Ireland)  V.1-    1969-  Volume(issue)/page/year:
   43,289,1983
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Microorganism - not otherwise specified
DOSE/DURATION           : 10 mmol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 39,149,1977
 
TYPE OF TEST            : Sex chromosome loss and nondisjunction
ROUTE OF EXPOSURE       : Oral
TEST SYSTEM             : Insect - Drosophila melanogaster
DOSE/DURATION           : 200 umol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 39,149,1977
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Yeast - Saccharomyces cerevisiae
DOSE/DURATION           : 5 umol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 39,149,1977
 
TYPE OF TEST            : DNA damage
TEST SYSTEM             : Human Lymphocyte
DOSE/DURATION           : 5700 ppb
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 39,149,1977
 
TYPE OF TEST            : DNA inhibition
TEST SYSTEM             : Human Lymphocyte
DOSE/DURATION           : 5700 ppb
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 39,149,1977
 
TYPE OF TEST            : Mutation test systems - not otherwise specified
TEST SYSTEM             : Human Lymphocyte
DOSE/DURATION           : 5700 ppb
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 39,149,1977
 
TYPE OF TEST            : Cytogenetic analysis
ROUTE OF EXPOSURE       : Multiple routes
TEST SYSTEM             : Human
DOSE/DURATION           : 42 mg/m3
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 359,25,1996
 
TYPE OF TEST            : Sister chromatid exchange
ROUTE OF EXPOSURE       : Multiple routes
TEST SYSTEM             : Human
DOSE/DURATION           : 42 mg/m3
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 359,25,1996
 
TYPE OF TEST            : Mutation test systems - not otherwise specified
TEST SYSTEM             : Mammal - cattle Cells - not otherwise specified
DOSE/DURATION           : 2500 umol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 39,149,1977
 
TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Mammal - domestic Cells - not otherwise specified
DOSE/DURATION           : 5 mmol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 39,149,1977
 
TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Mammal - cattle Cells - not otherwise specified
DOSE/DURATION           : 2500 umol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 39,149,1977

                              *** REVIEWS ***
 
   ACGIH TLV-Not classifiable as a human carcinogen
   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

   ACGIH TLV-STEL 13 mg/m3 (5 ppm)
   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

   ACGIH TLV-TWA 5.2 mg/m3 (2 ppm)
   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:Animal Limited 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: 54,131,1992

   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: 54,131,1992

   IARC Cancer Review:Group 3
   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: 54,131,1992

   TOXICOLOGY REVIEW
   EVHPAZ EHP, Environmental Health Perspectives.  (U.S. Government Printing
   Office, Supt of Documents, Washington, DC 20402)  No.1-    1972-
   Volume(issue)/page/year: 11,163,1975

   TOXICOLOGY REVIEW
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: PB228-002

   TOXICOLOGY REVIEW
   EVHPAZ EHP, Environmental Health Perspectives.  (U.S. Government Printing
   Office, Supt of Documents, Washington, DC 20402)  No.1-    1972-
   Volume(issue)/page/year: 10,35,1975

   TOXICOLOGY REVIEW
   GEIGAI Gendai Igaku.  Current Medicine.  (Aichi-ken Ishikai, 14-28, Sakae
   4-chome, Naka-ku, Nagoya 460, Japan)  V.1-    1950- Volume(issue)/page/year:
   20,299,1973

   TOXICOLOGY REVIEW
   AEHLAU Archives of Environmental Health.  (Heldref Pub., 4000 Albemarle St.,
   NW, Washington, DC 20016)  V.1-    1960-  Volume(issue)/page/year:
   16,903,1968

   TOXICOLOGY REVIEW
   ENVRAL Environmental Research.  (Academic Press, Inc., 1 E. First St.,
   Duluth, MN 55802) V.1-    1967-  Volume(issue)/page/year: 16,139,1978

   TOXICOLOGY REVIEW
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: CONF-691001

   TOXICOLOGY REVIEW
   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: 10,455,1954

                    *** U.S. STANDARDS AND REGULATIONS ***
 
   EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION
   FEREAC Federal Register.  (U.S. Government Printing Office, Supt. of
   Documents, Washington, DC 20402) V.1-    1936-  Volume(issue)/page/year:
   54,7740,1989

   MSHA STANDARD-air:TWA 5 ppm (13 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:
   3,238,1971

   OSHA PEL (Gen Indu):8H TWA 5 ppm (13 mg/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 5 ppm (13 mg/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 5 ppm (13 mg/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 5 ppm (13 mg/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 5 ppm (13 mg/m3) JAN 1993
   
   OEL-AUSTRALIA:TWA 2 ppm (5 mg/m3);STEL 5 ppm (10 mg/m3) JAN 1993
   
   OEL-BELGIUM:TWA 2 ppm (5.2 mg/m3);STEL 5 ppm (13 mg/m3) JAN 1993
   
   OEL-DENMARK:TWA 2 ppm (5 mg/m3) JAN 1993
   
   OEL-FINLAND:TWA 2 ppm (5 mg/m3);STEL 5 ppm (13 mg/m3) JAN 1993
   
   OEL-FRANCE:TWA 2 ppm (5 mg/m3);STEL 5 ppm (10 mg/m3) JAN 1993
   
   OEL-GERMANY:TWA 2 ppm (5 mg/m3) JAN 1993
   
   OEL-HUNGARY:TWA 3 mg/m3;STEL 6 mg/m3 JAN 1993
   
   OEL-THE NETHERLANDS:TWA 2 ppm (5 mg/m3) JAN 1993
   
   OEL-THE PHILIPPINES:TWA 5 ppm (13 mg/m3) JAN 1993
   
   OEL-POLAND:TWA 20 mg/m3 JAN 1993
   
   OEL-RUSSIA:STEL 10 mg/m3;Skin JAN 1993
   
   OEL-SWEDEN:TWA 2 ppm (5 mg/m3);STEL 5 ppm (13 mg/m3) JAN 1993
   
   OEL-SWITZERLAND:TWA 2 ppm (5 mg/m3);STEL 4 ppm (10 mg/m3) JAN 1993
   
   OEL-THAILAND:TWA 5 ppm (13 mg/m3) JAN 1993
   
   OEL-TURKEY:TWA 5 ppm (13 mg/m3) JAN 1993
   
   OEL-UNITED KINGDOM:TWA 2 ppm (5 mg/m3);STEL 5 ppm (13 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 SULFUR DIOXIDE-air:10H TWA 2 ppm;STEL 5 ppm
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 - 70860
       No. of Facilities: 6399 (estimated)
       No. of Industries: 85
       No. of Occupations: 61
       No. of Employees: 51398 (estimated)
   
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - 70860
       No. of Facilities: 2465 (estimated)
       No. of Industries: 59
       No. of Occupations: 58
       No. of Employees: 55033 (estimated)
       No. of Female Employees: 8990 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY
   
   EPA TSCA Section 8(d) unpublished health/safety studies
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998
   
   NIOSH Analytical Method, 1994: Sulfur dioxide, 6004
   
   OSHA ANALYTICAL METHOD #ID-107
   
   OSHA ANALYTICAL METHOD #ID-104 (for impinger)

 
                            *** END OF RECORD ***