*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : VV8850000
CHEMICAL NAME           : Silicic acid
CAS REGISTRY NUMBER     : 7699-41-4
LAST UPDATED            : 199701
DATA ITEMS CITED        : 8
MOLECULAR FORMULA       : H2-O3-Si
MOLECULAR WEIGHT        : 78.11
WISWESSER LINE NOTATION : ..H2.SI-O3
COMPOUND DESCRIPTOR     : Tumorigen
                          Mutagen
                          Primary Irritant
SYNONYMS/TRADE NAMES :
   * Bio-Sil
   * Kieselsaure
   * Metasilicic acid
 
                       *** HEALTH HAZARD DATA ***
 
                      ** SKIN/EYE IRRITATION DATA **
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration into the eye
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 8300 ug/48H
REFERENCE :
   JANCA2 Journal of the Association of Official Analytical Chemists.  (Assoc.
   of Official Analytical Chemists, 1111 N. 19th St., Suite 210, Arlington, VA
   22209)  V.49-    1966-  Volume(issue)/page/year: 56,905,1973
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 234 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   AMIHAB AMA Archives of Industrial Health.  (Chicago, IL)  V.11-21, 1955-60.
   For publisher information, see AEHLAU.  Volume(issue)/page/year: 17,204,1958
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : DNA damage
TEST SYSTEM             : Mammal - species unspecified Lymphocyte
DOSE/DURATION           : 500 mmol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 208,27,1988

                              *** REVIEWS ***
 
   IARC Cancer Review:Animal Inadequate Evidence
   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-  Volume(issue)/page/year: 42,39,1987

   IARC Cancer Review:Human Inadequate Evidence
   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-  Volume(issue)/page/year: 42,39,1987

   IARC Cancer Review:Group 3
   IMSUDL IARC Monographs, Supplement.  (WHO Publications Centre USA, 49
   Sheridan Ave., Albany, NY 12210)  No.1-    1979-  Volume(issue)/page/year:
   7,341,1987

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY
   
   NIOSH Analytical Method, 1994: Silica, amorphous, 7501

 
                            *** END OF RECORD ***