The Registry of Toxic Effects of Chemical Substances

Silicate (2 - ) , hexafluoro - , dihydrogen

RTECS #: VV8225000

CAS #: 16961-83-4

UPDATE: September 2000 MW: 144.11 MF: F6Si•2H


NOTE:

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

SYNONYMS:

  1. Acide fluorosilicique (French)
  2. Acide fluosilicique (French)
  3. Acido fluosilicico (Italian)
  4. Dihydrogen hexafluorosilicate (2 - )
  5. FKS
  6. Fluosilicic acid
  7. Hydrofluosilicic acid
  8. Hydrogen hexafluorosilicate
  1. Hydrosilicofluoric acid
  2. Sand acid
  3. Hexafluorokieselsaiure (German)
  4. Hexafluorokiezelzuur (Dutch)
  5. Hexafluosilicic acid
  6. Kiezelfluorwaterstofzuur (Dutch)
  7. Silicon hexafluoride dihydride
  8. Silicofluoric acid


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
oral
rat 		lethal dose (50 percent kill): 430 mg/kg Behavioral: Somnolence (general depressed activity) NTIS** OTS0555557
subcutaneous
frog 		lowest published lethal dose: 140 mg/kg N/R CRSBAW 124,133,1937


OTHER MULTIPLE DOSE DATA AND REFERENCES:

ROUTE/
ORGANISM 		DOSE
EFFECT

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


REVIEWS:

ORGANIZATION STANDARD
REFERENCE
TOXICOLOGY REVIEW
AMSSAQ 400,5,1963


STANDARDS AND REGULATIONS:

ORGANIZATION STANDARD
REFERENCE
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (General Industry) 8 hour time-weighted average 2.5 mg(F)/m3 CFRGBR 29,1910.1000,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Construction) 8 hour time-weighted average 2.5 mg(F)/m3 CFRGBR 29,1926.55,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Shipyards) 8 hour time-weighted average 2.5 mg(F)/m3 CFRGBR 29,1915.1000,1993
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Federal Contractors) 8 hour time-weighted average 2.5 mg(F)/m3 CFRGBR 41,50-204.50,1994


NIOSH DOCUMENTATION AND SURVEILLANCE:

ORGANIZATION STANDARD or SURVEY
REFERENCE
National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Level TO FLUORIDES, INORGANIC-air 10 hour time-weighted average 2.5 mg(F)/m3 NIOSH* DHHS #92-100,1992
National Occupational Hazard Survey 1974 National Occupational Hazard Survey 1974: Hazard Code: 81843;
Number of Industries 7;
Total Number of Facilities 142;
Number of Occupations 14;
Total Number of Employees Exposed 775
National Occupational Exposure Survey 1983 National Occupational Exposure Survey 1983: Hazard Code: 81843;
Number of Industries 19;
Total Number of Facilities 1,758;
Number of Occupations 15;
Total Number of Employees Exposed 10,867;
Total Number of Female Employees Exposed 2,068


STATUS IN FEDERAL AGENCIES:

ORGANIZATION
REFERENCE
EPA TSCA Section 8(b) CHEMICAL INVENTORY
Used in the manufacture of its sodium salt, SODIUM SILICOFLUORIDE
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JANUARY 2001


REFERENCES:

CODEN
REFERENCE
AMSSAQ Acta Medica Scandinavica, Supplement. (Almqvist & Wiksell, POB 45150, S-10430 Stockholm, Sweden) No.1-730, 1921-88.
CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402)
CRSBAW Comptes Rendus des Seances de la Societe de Biologie et de Ses Filiales. (SPPIF, B.P.22, F-41353 Vineuil, France) V.1- 1849-
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.

Used in the manufacture of its sodium salt, SODIUM SILICOFLUORIDE

ALT CAS #: 1309-45-1
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