*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : GB2975000
CHEMICAL NAME           : Chromic acid, lead(2+) salt (1:1)
CAS REGISTRY NUMBER     : 7758-97-6
LAST UPDATED            : 199712
DATA ITEMS CITED        : 54
MOLECULAR FORMULA       : Cr-O4.Pb
MOLECULAR WEIGHT        : 323.19
WISWESSER LINE NOTATION :  PB  CR-O4
COMPOUND DESCRIPTOR     : Agricultural Chemical
                          Tumorigen
                          Mutagen
SYNONYMS/TRADE NAMES :
   * Chromate de plomb
   * Lead chromate
   * Lead chromate(VI)
   * Lead chromate
   * Plumbous chromate
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >12 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 2,76,1968
 
TYPE OF TEST            : LD75 - Lethal Dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : 156 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   85KYAH "Merck Index; an Encyclopedia of Chemicals, Drugs, and Biologicals",
   11th ed., Rahway, NJ 07065, Merck & Co., Inc. 1989 Volume(issue)/page/year:
   11,852,1989
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 11250 mg/kg/90D-C
TOXIC EFFECTS :
   Behavioral - ataxia
   Kidney, Ureter, Bladder - changes in tubules (including acute renal failure,
   acute tubular necrosis)
   Related to Chronic Data - death
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   37,160,1976
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 135 mg/kg
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Tumorigenic - tumors at site of application
REFERENCE :
   TUMOAB Tumori.  (Casa Editrice Ambrosiana, Via G. Frua 6, 20146 Milan,
   Italy)  V.1-    1911-  Volume(issue)/page/year: 57,213,1971
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intramuscular
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 324 mg/kg/39W-I
TOXIC EFFECTS :
   Tumorigenic - neoplastic by RTECS criteria
   Kidney, Ureter, Bladder - Kidney tumors
   Tumorigenic - tumors at site of application
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   36,1779,1976
 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 135 mg/kg
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Tumorigenic - tumors at site of application
REFERENCE :
   PBPHAW Progress in Biochemical Pharmacology.  (S. Karger AG, Postfach
   CH-4009 Basel, Switzerland) V.1-    1965-  Volume(issue)/page/year:
   14,47,1978
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 200 ug/plate
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 66,357,1979
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Escherichia coli
DOSE/DURATION           : 2 umol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 91,33,1981
 
TYPE OF TEST            : Gene conversion and mitotic recombination
TEST SYSTEM             : Yeast - Saccharomyces cerevisiae
DOSE/DURATION           : 62500 ug/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 66,357,1979
 
TYPE OF TEST            : Morphological transformation
TEST SYSTEM             : Human Fibroblast
DOSE/DURATION           : 500 nmol/L
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   47,3815,1987
 
TYPE OF TEST            : Mutation test systems - not otherwise specified
TEST SYSTEM             : Human Cells - not otherwise specified
DOSE/DURATION           : 500 mg/L
REFERENCE :
   BJCAAI British Journal of Cancer.  (Macmillan Press Ltd., Houndmills,
   Basingstoke, Hants. RG21 2XS, UK)  V.1-    1947-  Volume(issue)/page/year:
   44,219,1981
 
TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Human Lymphocyte
DOSE/DURATION           : 13 umol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 77,157,1980
 
TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Human Cells - not otherwise specified
DOSE/DURATION           : 500 mg/L
REFERENCE :
   BJCAAI British Journal of Cancer.  (Macmillan Press Ltd., Houndmills,
   Basingstoke, Hants. RG21 2XS, UK)  V.1-    1947-  Volume(issue)/page/year:
   44,219,1981
 
TYPE OF TEST            : Sister chromatid exchange
TEST SYSTEM             : Human Lymphocyte
DOSE/DURATION           : 20 umol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 77,157,1980
 
TYPE OF TEST            : Micronucleus test
ROUTE OF EXPOSURE       : Intraperitoneal
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 500 mg/kg
REFERENCE :
   TJEMAO Tohoku Journal of Experimental Medicine.  (Maruzen Co. Ltd., Export
   Dept., P.O. Box 5050, Tokyo Int., 100-31 Tokyo, Japan)  V.1-    1920-
   Volume(issue)/page/year: 146,373,1985
 
TYPE OF TEST            : Morphological transformation
TEST SYSTEM             : Rodent - mouse Fibroblast
DOSE/DURATION           : 25 umol/L
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   48,5280,1988
 
TYPE OF TEST            : Morphological transformation
TEST SYSTEM             : Rodent - hamster Kidney
DOSE/DURATION           : 156 mg/L
REFERENCE :
   TECSDY Toxicological and Environmental Chemistry.  (Gordon & Breach Science
   Pub. Inc., 1 Park Ave., New York, NY 10016)  V.3(3/4)-    1981-
   Volume(issue)/page/year: 12,185,1986
 
TYPE OF TEST            : Morphological transformation
TEST SYSTEM             : Rodent - hamster Embryo
DOSE/DURATION           : 40 umol/L
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   39,193,1979
 
TYPE OF TEST            : DNA damage
TEST SYSTEM             : Rodent - hamster Ovary
DOSE/DURATION           : 1 umol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 280,129,1992
 
TYPE OF TEST            : DNA inhibition
TEST SYSTEM             : Rodent - hamster Kidney
DOSE/DURATION           : 150 mg/L
REFERENCE :
   BJCAAI British Journal of Cancer.  (Macmillan Press Ltd., Houndmills,
   Basingstoke, Hants. RG21 2XS, UK)  V.1-    1947-  Volume(issue)/page/year:
   44,219,1981
 
TYPE OF TEST            : Mutation test systems - not otherwise specified
TEST SYSTEM             : Rodent - hamster Kidney
DOSE/DURATION           : 150 mg/L
REFERENCE :
   BJCAAI British Journal of Cancer.  (Macmillan Press Ltd., Houndmills,
   Basingstoke, Hants. RG21 2XS, UK)  V.1-    1947-  Volume(issue)/page/year:
   44,219,1981
 
TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Rodent - hamster Ovary
DOSE/DURATION           : 5 mg/L
REFERENCE :
   BJCAAI British Journal of Cancer.  (Macmillan Press Ltd., Houndmills,
   Basingstoke, Hants. RG21 2XS, UK)  V.1-    1947-  Volume(issue)/page/year:
   44,219,1981
 
TYPE OF TEST            : Sister chromatid exchange
TEST SYSTEM             : Rodent - hamster Ovary
DOSE/DURATION           : 100 ug/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 156,219,1985
 
TYPE OF TEST            : Mutation in mammalian somatic cells
TEST SYSTEM             : Rodent - hamster Ovary
DOSE/DURATION           : 8 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: 13,2053,1992

                              *** REVIEWS ***
 
   ACGIH TLV-Suspected 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-TWA 0.05 mg/m3, as Pb
   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 0.012 mg/m3, as Cr
   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 Sufficient 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: 23,205,1980

   IARC Cancer Review:Human Sufficient 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: 49,49,1990

   IARC Cancer Review:Animal Sufficient 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: 23,205,1980

   IARC Cancer Review:Animal Sufficient 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: 49,49,1990

   IARC Cancer Review:Group 1
   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: 49,49,1990

                    *** U.S. STANDARDS AND REGULATIONS ***
 
   OSHA PEL (Gen Indu):CL 0.1 mg(CrO3)/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):CL 0.1 mg(CrO3)/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):CL 0.1 mg(CrO3)/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):CL 0.1 mg(CrO3)/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-AUSTRALIA:TWA 0.05 mg/m3;Carcinogen JAN 1993
   
   OEL-BELGIUM:TWA 0.05 mg/m3;Carcinogen JAN 1993
   
   OEL-FINLAND;Carcinogen JAN 1993
   
   OEL-GERMANY;Carcinogen JAN 1993
   
   OEL-THE NETHERLANDS:TWA 0.05 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 CHROMIUM(VI)-air:10H CA TWA 0.001 mg(Cr)/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 RECOMMENDED EXPOSURE LEVEL (REL) :
   NIOSH REL TO LEAD, INORGANIC-air:10H TWA <0.1 mg(Pb)/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 - 81876
       No. of Facilities: 12060 (estimated)
       No. of Industries: 173
       No. of Occupations: 87
       No. of Employees: 131959 (estimated)
   
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - 81876
       No. of Facilities: 1628 (estimated)
       No. of Industries: 33
       No. of Occupations: 28
       No. of Employees: 31932 (estimated)
       No. of Female Employees: 8639 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA GENETOX PROGRAM 1988, Positive: Carcinogenicity-mouse/rat; Cell
   transform.-SA7/SHE
   
   EPA GENETOX PROGRAM 1988, Positive: S cerevisiae-homozygosis
   
   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 CURRENT INTELLIGENCE BULLETIN 4, 1975/1976
   
   NTP 7th Annual Report on Carcinogens, 1992 : known to be carcinogenic

 
                            *** END OF RECORD ***