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MSDS  : Zirconium
CAS  : 7440-67-7
SYNONYMS  : * Zircat * Zirconium * Zirconium metal, dry, chemically produced, finer than 20 mesh particle size (UN2008)
*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER : ZH7070000
CHEMICAL NAME : Zirconium
CAS REGISTRY NUMBER : 7440-67-7
LAST UPDATED : 199712
DATA ITEMS CITED : 23
MOLECULAR FORMULA : Zr
MOLECULAR WEIGHT : 91.22
SYNONYMS/TRADE NAMES :
* Zircat
* Zirconium
* Zirconium metal, dry, chemically produced, finer than 20 mesh particle
size (UN2008)

*** 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 10 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:
TLV/BEI,1997

ACGIH TLV-TWA 5 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:
TLV/BEI,1997

*** U.S. STANDARDS AND REGULATIONS ***

MSHA STANDARD-air:TWA 5 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:
3,285,1971

OSHA PEL (Gen Indu):8H TWA 5 mg(Zr)/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 mg(Zr)/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 mg(Zr)/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 mg(Zr)/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 mg/m3 JAN 1993

OEL-FINLAND:TWA 5 mg/m3 JAN 1993

OEL-HUNGARY:STEL 5 mg/m3 JAN 1993

OEL-POLAND:TWA 5 mg/m3 JAN 1993

OEL-RUSSIA:STEL 6 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 ZIRCONIUM COMPOUNDS-air:10H TWA 5 mg/m3;STEL 10 mg/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 - 77265
No. of Facilities: 1460 (estimated)
No. of Industries: 17
No. of Occupations: 23
No. of Employees: 11308 (estimated)

NOES - National Occupational Exposure Survey (1983)
NOES Hazard Code - 77265
No. of Facilities: 4245 (estimated)
No. of Industries: 61
No. of Occupations: 66
No. of Employees: 64142 (estimated)
No. of Female Employees: 1956 (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: Elements by ICP, 7300

NIOSH Analytical Method, 1994: Elements in blood or tissue, 8005


*** END OF RECORD ***
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Zirconyl citrate 22830-18-8
Zirconyl sodium citrate 22830-18-8
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