The Registry of Toxic Effects of Chemical Substances

Zirconium

RTECS #: ZH7070000

CAS #: 7440-67-7

UPDATE: November 2004 MW: 91.22 MF: Zr


NOTE:

TABLE OF CONTENTS:
  1. SYNONYMS:
  2. OTHER MULTIPLE DOSE DATA:
  3. REVIEWS:
  4. STANDARDS AND REGULATIONS:
  5. NIOSH DOCUMENTATION AND SURVEILLANCE:
  6. STATUS IN FEDERAL AGENCIES:
  7. REFERENCES:

SYNONYMS:

  1. Zircat
  2. Zirconium (ACGIH:OSHA)
  1. Zirconium metal, dry, chemically produced, finer than 20 mesh particle size (UN2008)


SKIN AND EYE IRRITATION DATA AND REFERENCES:

ROUTE/
ORGANISM 		DOSE
EFFECT

 REFERENCE
N/R
 N/R N/R N/R


MUTATION DATA AND REFERENCES:

SYSTEM TEST ROUTE/
ORGANISM/
TISSUE 		DOSE REFERENCE
N/R N/R N/R N/R


REPRODUCTIVE EFFECTS DATA AND REFERENCES:

ROUTE/
ORGANISM 		DOSE
EFFECT

 REFERENCE
N/R
 N/R N/R N/R


TUMORIGENIC DATA AND REFERENCES:

ROUTE/
ORGANISM 		DOSE
EFFECT

 REFERENCE
N/R
 N/R N/R N/R


ACUTE TOXICITY DATA AND REFERENCES:

ROUTE/
ORGANISM 		DOSE
EFFECT

 REFERENCE
N/R
 N/R N/R N/R


OTHER MULTIPLE DOSE DATA AND REFERENCES:

ROUTE/
ORGANISM 		DOSE
EFFECT

 REFERENCE
inhalation
hamster 		lowest published toxic concentration: 30 mg/m3/72 week- intermittent Lung, Thorax, or Respiration: Fibrosis (interstitial)

Lung, Thorax, or Respiration: Tumors

Lung, Thorax, or Respiration: Other changes 		8COLD* 1,480,1993
inhalation
rat 		lowest published toxic concentration: 30 mg/m3/96 week- intermittent Lung, Thorax, or Respiration: Fibrosis (interstitial)

Lung, Thorax, or Respiration: Other changes

Lung, Thorax, or Respiration: Tumors 		8COLD* 1,480,1993
inhalation
rat 		lowest published toxic concentration: 30 mg/m3/48 week- intermittent Lung, Thorax, or Respiration: Fibrosis (interstitial) EPASR* 89-900000360
inhalation
rat 		lowest published toxic concentration: 30 mg/m3/96 week- intermittent Lung, Thorax, or Respiration: Other changes

Lung, Thorax, or Respiration: Tumors 		EVHPAZ 102,207,1994


REVIEWS:

ORGANIZATION STANDARD
REFERENCE
American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value time-weighted average 5 mg/m3 DTLVS* TLV/BEI,1999
American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value time-weighted average 5 mg/m3;short term exposure limit 10 mg/m3 DTLVS* TLV/BEI,2003
American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value Not Classifiable as a Human Carcinogen DTLVS* TLV/BEI,2003
American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value short term exposure limit 10 mg/m3 DTLVS* TLV/BEI,1999


STANDARDS AND REGULATIONS:

ORGANIZATION STANDARD
REFERENCE
Mine Safety and Health Administration (MSHA) STANDARD - air time-weighted average 5 mg/m3 DTLVS* 3,285,1971
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (General Industry) 8 hour time-weighted average 5 mg(Zr)/m3 CFRGBR 29,1910.1000,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Construction) 8 hour time-weighted average 5 mg(Zr)/m3 CFRGBR 29,1926.55,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Shipyards) 8 hour time-weighted average 5 mg(Zr)/m3 CFRGBR 29,1915.1000,1993
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Federal Contractors) 8 hour time-weighted average 5 mg(Zr)/m3 CFRGBR 41,50-204.50,1994
Occupational Exposure Limit - ARAB Republic of Egypt time-weighted average 5 mg/m3, JAN1993
Occupational Exposure Limit - AUSTRIA MAK 5 mg/m3, JAN1999
Occupational Exposure Limit - DENMARK time-weighted average 5 mg(Zr)/m3, JAN1999
Occupational Exposure Limit - FINLAND time-weighted average 5 mg/m3, JAN1999
Occupational Exposure Limit - HUNGARY short term exposure limit 5 mg/m3, JAN1993
Occupational Exposure Limit - POLAND MAC(time-weighted average) 5 mg/m3, MAC(short term exposure limit) 10 mg/m3, JAN1999
Occupational Exposure Limit - RUSSIA short term exposure limit 6 mg/m3, JAN1993
Occupational Exposure Limit - THE NETHERLANDS MAC-TGG 5 mg/m3, 2003
Occupational Exposure Limit IN ARGENTINA, BULGARIA, COLOMBIA, JORDAN, KOREA American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value;

short term exposure limit 10 mg/m3
Occupational Exposure Limit IN NEW ZEALAND, SINGAPORE, VIETNAM American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value
short term exposure limit 10 mg/m3


NIOSH DOCUMENTATION AND SURVEILLANCE:

ORGANIZATION STANDARD or SURVEY
REFERENCE
National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Level TO ZIRCONIUM COMPOUNDS-air 10 hour time-weighted average 5 mg/m3;
short term exposure limit 10 mg/m3 		NIOSH* DHHS #92-100,1992
National Occupational Hazard Survey 1974 National Occupational Hazard Survey 1974: Hazard Code: 77265;
Number of Industries 17;
Total Number of Facilities 1,460;
Number of Occupations 23;
Total Number of Employees Exposed 11,308
National Occupational Exposure Survey 1983 National Occupational Exposure Survey 1983: Hazard Code: 77265;
Number of Industries 61;
Total Number of Facilities 4,245;
Number of Occupations 66;
Total Number of Employees Exposed 64,142;
Total Number of Female Employees Exposed 1,956


STATUS IN FEDERAL AGENCIES:

ORGANIZATION
REFERENCE
EPA TSCA Section 8(b) CHEMICAL INVENTORY
Used in nuclear technology, in photoflash bulbs, and as a getter for gases in vacuum tubes
EPA TSCA Section 8(d) unpublished health/safety studies
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JANUARY 2001
NIOSH Analytical Method, 1994: Elements by ICP, 7300
NIOSH Analytical Method, 1994: Elements in blood or tissue, 8005
OSHA ANALYTICAL METHOD #ID121


REFERENCES:

CODEN
REFERENCE
8COLD* Proceedings, Eighth International Conference on Occupational Lung Diseases, Prague, Czechoslovakia, September 14-17, 1993
CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402)
DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996
EPASR* United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW, Washington, DC 20460) History unknown.
EVHPAZ EHP, Environmental Health Perspectives. (U.S. Government Printing Office, Supt of Documents, Washington, DC 20402) No.1- 1972-
NIOSH* National Institute of Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda.

Used in nuclear technology, in photoflash bulbs, and as a getter for gases in vacuum tubes

NIOSH PROFILE (HEAVY METAL GREASES AND SOAPS), SRI, 2/77

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