*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : OG1625000
CHEMICAL NAME : Lead-molybdenum chromate
CAS REGISTRY NUMBER : 12709-98-7
LAST UPDATED : 199712
DATA ITEMS CITED : 53
COMPOUND DESCRIPTOR : Tumorigen
Mutagen
SYNONYMS/TRADE NAMES :
* Chromic acid, lead and molybdenum salt
* Chromic acid lead salt with lead molybdate
* Lead chromate, sulphate and molybdate
* Molybdenum-lead chromate
* Molybdenum Orange
*** HEALTH HAZARD DATA ***
** 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 - facilitates action of known carcinogen
REFERENCE :
ANYAA9 Annals of the New York Academy of Sciences. (New York Academy of
Sciences, 2 E. 63rd St., New York, NY 10021) V.1- 1877-
Volume(issue)/page/year: 271,431,1976
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 : 2 mg/plate
REFERENCE :
CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980-
Volume(issue)/page/year: 2,283,1981
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 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 : 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
*** REVIEWS ***
ACGIH TLV-TWA 0.01 mg(Cr)/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
ACGIH TLV-TWA 0.05 mg(Pb)/m3; animal 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-Confirmed 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
*** 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 (Gen Indu):8H TWA 5 mg(Mo)/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 (Construc):8H TWA 5 mg(Mo)/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 (Shipyard):8H TWA 5 mg(Mo)/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
OSHA PEL (Fed Cont):8H TWA 5 mg(Mo)/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 0.05 mg(Pb)/m3 JAN 1993
OEL-AUSTRALIA:TWA 0.15 mg(Pb)/m3 JAN 1993
OEL-AUSTRALIA:TWA 5 mg(Mo)/m3 JAN 1993
OEL-AUSTRIA:TWA 0.1 mg(Pb)/m3 JAN 1993
OEL-BELGIUM:TWA 0.15 mg(Pb)/m3 JAN 1993
OEL-BELGIUM:TWA 5 mg(Mo)/m3 JAN 1993
OEL-DENMARK:TWA 0.1 mg(Pb)/m3 JAN 1993
OEL-DENMARK:TWA 5 mg(Mo)/m3 JAN 1993
OEL-FINLAND:TWA 0.1 mg(Pb)/m3 JAN 1993
OEL-FINLAND:TWA 5 mg(Mo)/m3 JAN 1993
OEL-FRANCE:TWA 0.15 mg(Pb)/m3 JAN 1993
OEL-FRANCE:TWA 5 mg(Mo)/m3;STEL 10 mg(Mo)/m3 JAN 1993
OEL-GERMANY:TWA 0.1 mg(Pb)/m3 JAN 1993
OEL-GERMANY:TWA 5 mg(Mo)/m3 JAN 1993
OEL-HUNGARY:STEL 0.04 mg(Pb)/m3;Carcinogen JAN 1993
OEL-THE NETHERLANDS:TWA 5 mg(Mo)/m3 JAN 1993
OEL-THE PHILIPPINES:TWA 0.15 mg(Pb)/m3 JAN 1993
OEL-THE PHILIPPINES:TWA 5 mg(Mo)/m3 JAN 1993
OEL-RUSSIA:STEL 0.005 ppm (0.01 mg(Pb)/m3) JAN 1993
OEL-SWEDEN:TWA 0.05 mg(Pb)/m3 (resp. dust) JAN 1993
OEL-SWEDEN:TWA 0.1 mg(Pb)/m3 (total dust) JAN 1993
OEL-SWITZERLAND:TWA 0.1 mg(Pb)/m3 JAN 1993
OEL-SWITZERLAND:TWA 5 mg(Mo)/m3 JAN 1993
OEL-THAILAND:TWA 0.2 mg(Pb)/m3 JAN 1993
OEL-TURKEY:TWA 0.2 mg(Pb)/m3 JAN 1993
OEL-TURKEY:TWA 5 mg(Mo)/m3 JAN 1993
OEL-UNITED KINGDOM:TWA 0.15 mg(Pb)/m3 JAN 1993
OEL-UNITED KINGDOM:TWA 5 mg(Mo)/m3;STEL 10 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
*** STATUS IN U.S. ***
NIOSH CURRENT INTELLIGENCE BULLETIN 4, 1975/1976
*** END OF RECORD ***