The Registry of Toxic Effects of Chemical Substances

Silicate, soapstone

[Containing less than 1% crystalline silica (FEREAC 39,23540,1974)]

RTECS #: VV8780000

CAS #: N/R

UPDATE: November 2004 MW: 251.31 MF: 3MgO•4SiO2•H2O


NOTE:

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

SYNONYMS:

  1. Massive talc
  2. Soapstone silicate
  1. Steatite
  2. Silicates : soapstone (ACGIH:OSHA)


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
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 6 mg/m3 (E);time-weighted average 3 mg/m3 (E,R) DTLVS* TLV/BEI,2003


STANDARDS AND REGULATIONS:

ORGANIZATION STANDARD
REFERENCE
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (General Industry) 8 hour time-weighted average 20 million particles per cubic foot CFRGBR 29,1910.1000,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Construction) 8 hour time-weighted average 20 million particles per cubic foot CFRGBR 29,1926.55,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Shipyards) 8 hour time-weighted average 20 million particles per cubic foot CFRGBR 29,1915.1000,1993
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Federal Contractors) 8 hour time-weighted average 20 million particles per cubic foot CFRGBR 41,50-204.50,1994
Occupational Exposure Limit - THE NETHERLANDS MAC-TGG 5 mg/m3 (total dust), 2003
Occupational Exposure Limit - THE NETHERLANDS MAC-TGG 2.5 mg/m3 (respirable dust), 2003


NIOSH DOCUMENTATION AND SURVEILLANCE:

ORGANIZATION STANDARD or SURVEY
REFERENCE
National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Level TO SILICATES SOAPSTONE, res. fraction-air:10 hour time-weighted average 3 mg/m3 NIOSH* DHHS #92-100,1992
National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Level TO SILICATES SOAPSTONE, total dust-air:10 hour time-weighted average 3 mg/m3 NIOSH* DHHS #92-100,1992


STATUS IN FEDERAL AGENCIES:

ORGANIZATION
REFERENCE
N/R


REFERENCES:

CODEN
REFERENCE
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
NIOSH* National Institute of Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda.

Used as a pigment in paints, rubber, soaps, and varnishes

ALT CAS #: N/R
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