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Tungsten carbide, mixed with cobalt (85%:15%)

RTECS #: YO7350000

CAS #: 11107-01-0


UPDATE: February 2009 MW: N/R MF: N/R


NOTE:

TABLE OF CONTENTS:
  1. SYNONYMS:
  2. ACUTE TOXICITY DATA:
  3. REVIEWS:
  4. STANDARDS AND REGULATIONS:
  5. NIOSH DOCUMENTATION AND SURVEILLANCE:
  6. REFERENCES:

SYNONYMS:

  1. BK15


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
intratracheal
rat
lowest published lethal dose: 50 mg/kg N/R NTIS** AEC-TR-6710


OTHER MULTIPLE DOSE DATA AND REFERENCES:

ROUTE/
ORGANISM
DOSE
EFFECT

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


REVIEWS:

ORGANIZATION STANDARD
REFERENCE

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value time-weighted average 5 mg( week)/m3;short term exposure limit 10 mg( week)/m3 DTLVS* TLV/BEI,2007
TOXICOLOGY REVIEW
MUTAEX 15,431,2000


STANDARDS AND REGULATIONS:

ORGANIZATION STANDARD
REFERENCE

Occupational Exposure Limit - BELGIUM time-weighted average 5 mg( week)/m3, short term exposure limit 10 mg( week)/m3, MAR2002
Occupational Exposure Limit - HUNGARY time-weighted average 0.1 mg(Co)/m3, short term exposure limit 0.4 mg(Co)/m3, SEP2000
Occupational Exposure Limit - NEW ZEALAND time-weighted average 1 mg( week)/m3, JAN2002
Occupational Exposure Limit - SWITZERLAND MAK- week 5 mg( week)/m3, DEC2006


NIOSH DOCUMENTATION AND SURVEILLANCE:

ORGANIZATION STANDARD or SURVEY
REFERENCE

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Level TO CEMENTED TUNGSTEN CARBIDE-air 10 hour time-weighted average 0.1 mg(Co)/m3 NIOSH* DHHS #92-100,1992


STATUS IN FEDERAL AGENCIES:

ORGANIZATION
REFERENCE

N/R


REFERENCES:

CODEN
REFERENCE

DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996
MUTAEX Mutagenesis. (Oxford Univ. Press, Pinkhill House, Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1986-
NIOSH* National Institute of Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda.
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information.

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