chromium(+6) cation
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Names
[ CAS No. ]:
18540-29-9
[ Name ]:
chromium(+6) cation
[Synonym ]:
Hexavalent chromium
Chromium(6+) ion
Chromium compounds,hexavalent
Chromium(6+)ions
Chromium,hexavalent
Chromium(VI) ions
Chromium hexavalent ion
Chromium(VI)
Chemical & Physical Properties
[ Molecular Formula ]:
Cr++++++
[ Molecular Weight ]:
51.99610
[ Exact Mass ]:
51.94050
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- GB6262000
- CHEMICAL NAME :
- Chromium, ion (Cr 6+)
- CAS REGISTRY NUMBER :
- 18540-29-9
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 20
- MOLECULAR FORMULA :
- Cr
- MOLECULAR WEIGHT :
- 52.00
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
MUTATION DATA
- TYPE OF TEST :
- Cytogenetic analysis
- TEST SYSTEM :
- Human Fibroblast
- REFERENCE :
- NASGEJ NATO ASI Series, Series G: Ecological Sciences. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) No.1- 1983- Volume(issue)/page/year: 3,237,1985 *** REVIEWS *** ACGIH TLV-TWA 0.05 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-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 *** MSHA STANDARD-air:TWA 0.5 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: 3,35,1971 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 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO CHROMIUM, hexavalent-air:10H CA TWA 0.001 mg/m3/10H 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 : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4822 No. of Facilities: 29 (estimated) No. of Industries: 4 No. of Occupations: 5 No. of Employees: 744 (estimated) No. of Female Employees: 39 (estimated)