Calcium metasilicate
Names
Chemical & Physical Properties
[ Density]:
2.9
[ Melting Point ]:
1540ºC
[ Molecular Formula ]:
CaO3Si
[ Molecular Weight ]:
116.162
[ Exact Mass ]:
115.924263
[ PSA ]:
63.19000
[ Index of Refraction ]:
1.62-1.64
[ Stability ]:
Stable.
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- ZC9750000
- CHEMICAL NAME :
- Wollastonite
- CAS REGISTRY NUMBER :
- 13983-17-0
- LAST UPDATED :
- 199710
- DATA ITEMS CITED :
- 12
- MOLECULAR FORMULA :
- O3-Si.Ca
- MOLECULAR WEIGHT :
- 116.17
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Implant
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 200 mg/kg
- TOXIC EFFECTS :
- Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application
MUTATION DATA
- TYPE OF TEST :
- Sister chromatid exchange
- TEST SYSTEM :
- Human Lymphocyte
- DOSE/DURATION :
- 10 mg/L
- REFERENCE :
- MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 300,45,1993 *** REVIEWS *** IARC Cancer Review:Animal Limited 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: 42,145,1987 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: 42,145,1987 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: 68,283,1997 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: 68,283,1997 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: 7,377,1987 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M1813 No. of Facilities: 112 (estimated) No. of Industries: 5 No. of Occupations: 9 No. of Employees: 1878 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M1813 No. of Facilities: 4588 (estimated) No. of Industries: 52 No. of Occupations: 52 No. of Employees: 70383 (estimated) No. of Female Employees: 10024 (estimated)
Safety Information
[ Hazard Codes ]:
Xi:Irritant
[ Risk Phrases ]:
R36/37
[ Safety Phrases ]:
S22-S26-S37/39