The Registry of Toxic Effects of Chemical Substances

Silica, amorphous fumed

RTECS #: VV7310000

CAS #: 112945-52-5


UPDATE: June 2000 MW: 60.09 MF: O2Si


NOTE:

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

SYNONYMS:

  1. Acticel
  2. Aerosil
  3. Amorphous silica dust
  4. Aquafil
  5. Colloidal silica
  6. Colloidal silicon dioxide
  7. Davison SG - 67
  8. Dicalite
  9. Dri - Die insecticide 67
  10. ENT 25,550
  11. Fossil flour
  12. Fumed silica
  13. Fumed silicon dioxide
  14. Ludox
  15. Nalcoag
  1. Nyacol
  2. Nyacol 830
  3. Nyacol 1430
  4. Santocel
  5. SG - 67
  6. Cab - O - grip II
  7. Cab - O - sil
  8. Cab - O - sperse
  9. Cataloid
  10. Pyrogenic colloidal silica
  11. Silica, amorphous
  12. Silikill
  13. Synthetic amorphous silica, fumed
  14. Silicic anhydride
  15. Vulkasil


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
intraperitoneal
rat
lowest published lethal dose: 50 mg/kg N/R AHBAAM 136,1,1952
intratracheal
rat
lowest published lethal dose: 10 mg/kg N/R AHBAAM 136,1,1952
intravenous
rat
lethal dose (50 percent kill): 15 mg/kg Lung, Thorax, or Respiration: Acute pulmonary edema BSIBAC 44,1685,1968
oral
rat
lethal dose (50 percent kill): 3,160 mg/kg N/R ARSIM* 20,9,1966


OTHER MULTIPLE DOSE DATA AND REFERENCES:

ROUTE/
ORGANISM
DOSE
EFFECT

REFERENCE
inhalation
rat
lowest published toxic concentration: 154 mg/m3/6 hour/4 week- intermittent Lung, Thorax, or Respiration: Structural or functional change in trachea or bronchi

Biochemical: Enzyme inhibition, induction, or change in blood or tissue levels: Dehydrogenases

Biochemical: Metabolism (intermediary): Other proteins
FAATDF 16,590,1991


REVIEWS:

ORGANIZATION STANDARD
REFERENCE

International Agency for Research on Cancer (IARC) Cancer Review Animal Inadequate Evidence IMEMDT 42,39,1987
International Agency for Research on Cancer (IARC) Cancer Review Human Inadequate Evidence IMEMDT 42,39,1987
International Agency for Research on Cancer (IARC) Cancer Review Human Inadequate Evidence IMEMDT 68,41,1997
International Agency for Research on Cancer (IARC) Cancer Review Group 3 IMEMDT 68,41,1997
TOXICOLOGY REVIEW
NTIS** CONF-691001
TOXICOLOGY REVIEW
ECRVE8 6,197,1988


STANDARDS AND REGULATIONS:

ORGANIZATION STANDARD
REFERENCE

Mine Safety and Health Administration (MSHA) STANDARD - dust in air time-weighted average 20 million particles per cubic foot DTLWS* 3,33,1973


NIOSH DOCUMENTATION AND SURVEILLANCE:

ORGANIZATION STANDARD or SURVEY
REFERENCE

N/R N/R N/R


STATUS IN FEDERAL AGENCIES:

ORGANIZATION
REFERENCE

EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JANUARY 2001
NIOSH Analytical Method, 1994: Silica, amorphous, 7501
OSHA ANALYTICAL METHOD #ID-125G


REFERENCES:

CODEN
REFERENCE

AHBAAM Archiv fuer Hygiene und Bakteriologie. (Munich, Fed. Rep. Ger.) V.101-154, 1929-71. For publisher information, see ZHPMAT.
ARSIM* Agricultural Research Service, USDA Information Memorandum. (Beltsville, MD 20705)
BSIBAC Bolletino della Societe Italiana di Biologia Sperimentale. (Casa Editrice Idelson, Via A. de Gasperi, 55, 80133 Naples, Italy) V.2- 1927-
DTLWS* "Documentation of the Threshold Limit Values for Substances in Workroom Air," Supplements. For publisher information, see 85INA8.
ECRVE8 Environmental Carcinogenesis Reviews. (Marcel Dekker, 270 Madison Ave., New York, NY 10016) V.3- 1985-
FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1-40, 1981-97. For publisher information, see TOSCF2
IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972-
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information.

Used as a mineral, natural or synthetic fiber

NIOSH PROFILE (SEWAGE TREATMENT), FIRL, 4/78

ALT CAS #: 50926-93-7
ALT CAS #: 67256-35-3
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