Silica glass
Suppliers
Names
[ CAS No. ]:
60676-86-0
[ Name ]:
Silica glass
[Synonym ]:
Dioxosilane
Silica glass
Cristobalite
MFCD00011232
EINECS 262-373-8
Silane, dioxo-
Chemical & Physical Properties
[ Density]:
2.6
[ Boiling Point ]:
2230ºC
[ Melting Point ]:
1610ºC
[ Molecular Formula ]:
O2Si
[ Molecular Weight ]:
60.084
[ Exact Mass ]:
59.966755
[ PSA ]:
34.14000
[ Index of Refraction ]:
n20/D 1.544(lit.)
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- VV7328000
- CHEMICAL NAME :
- Silica, crystalline - fused
- CAS REGISTRY NUMBER :
- 60676-86-0
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 28
- MOLECULAR FORMULA :
- O2-Si
- MOLECULAR WEIGHT :
- 60.09
- WISWESSER LINE NOTATION :
- SI O2
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 400 mg/kg
- TOXIC EFFECTS :
- Lungs, Thorax, or Respiration - fibrosis (interstitial) Gastrointestinal - hypermotility, diarrhea Nutritional and Gross Metabolic - weight loss or decreased weight gain
- REFERENCE :
- AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 9,389,1954
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Intratracheal
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 120 mg/kg
- TOXIC EFFECTS :
- Lungs, Thorax, or Respiration - changes in pulmonary vascular resistance Lungs, Thorax, or Respiration - acute pulmonary edema
- REFERENCE :
- AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 9,389,1954
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 40 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Behavioral - tremor Gastrointestinal - other changes
- REFERENCE :
- BJEPA5 British Journal of Experimental Pathology. (Blackwell Scientific Pub. Ltd., POB 88, Oxford, UK) V.1- 1920- Volume(issue)/page/year: 3,75,1922
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Mammal - cat
- DOSE/DURATION :
- 5 mg/kg
- TOXIC EFFECTS :
- Behavioral - convulsions or effect on seizure threshold Behavioral - muscle weakness Lungs, Thorax, or Respiration - respiratory stimulation
- REFERENCE :
- JLCMAK Journal of Laboratory and Clinical Medicine. (C.V. Mosby Co., 11830 Westline Industrial Dr., St. Louis, MO 63141) V.1- 1915- Volume(issue)/page/year: 26,774,1941
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 35 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Cardiac - other changes Lungs, Thorax, or Respiration - other changes
- REFERENCE :
- BJEPA5 British Journal of Experimental Pathology. (Blackwell Scientific Pub. Ltd., POB 88, Oxford, UK) V.1- 1920- Volume(issue)/page/year: 3,75,1922 ** OTHER MULTIPLE DOSE TOXICITY DATA **
- TYPE OF TEST :
- TCLo - Lowest published toxic concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 197 mg/m3/6H/26W-I
- TOXIC EFFECTS :
- Lungs, Thorax, or Respiration - changes in lung weight
- REFERENCE :
- GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 22(6),28,1978 ** TUMORIGENIC DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Implant
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 400 mg/kg
- REFERENCE :
- NATWAY Naturwissenschaften. (Springer-Verlag, Heidelberger Platz 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.1- 1913- Volume(issue)/page/year: 41,534,1954 *** REVIEWS *** ACGIH TLV-TWA 0.1 mg/m3, respirable dust DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 IARC Cancer Review:Animal Sufficient 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 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: 42,39,1987 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: 68,41,1997 IARC Cancer Review:Group 2A IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,341,1987 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-respirable dust in air:TWA 10 mg/m3/% resp. SiO2+2 DTLWS* "Documentation of the Threshold Limit Values for Substances in Workroom Air," Supplements. For publisher information, see 85INA8. Volume(issue)/page/year: 3,33,1973 MSHA STANDARD-total dust in air:TWA 30 mg/m3/% SiO2+3 DTLWS* "Documentation of the Threshold Limit Values for Substances in Workroom Air," Supplements. For publisher information, see 85INA8. Volume(issue)/page/year: 3,33,1973 OSHA PEL (Gen Indu):8H TWA 10 mg/m3/(% resp SiO2+2) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 10 mg/m3/(% resp SiO2+2) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Fed Cont):8H TWA 10 mg/m3/(% resp SiO2+2), resp. dust CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-FINLAND:TWA 5 mg/m3 JAN 1993 OEL-GERMANY:TWA 0.3 mg/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.1 mg/m3 (resp. dust) JAN 1993 OEL-UNITED KINGDOM:TWA 0.3 mg/m3 (total dust) JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO SILICA, fused-air:10H CA TWA 0.05 mg/m3 REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M4331 No. of Facilities: 480 (estimated) No. of Industries: 8 No. of Occupations: 14 No. of Employees: 6475 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M4331 No. of Facilities: 4174 (estimated) No. of Industries: 68 No. of Occupations: 60 No. of Employees: 52205 (estimated) No. of Female Employees: 7320 (estimated)
Safety Information
[ Symbol ]:
GHS07, GHS08
[ Signal Word ]:
Warning
[ Hazard Statements ]:
H319-H335-H373
[ Precautionary Statements ]:
P261-P305 + P351 + P338
[ Target Organs ]:
Lungs
[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves
[ Hazard Codes ]:
T: Toxic;Xn: Harmful;
[ Risk Phrases ]:
R48/20
[ Safety Phrases ]:
22-24/25-45-26-53
[ RIDADR ]:
NONH for all modes of transport
[ WGK Germany ]:
2
[ RTECS ]:
VV7311000
[ HS Code ]:
7020009901
Customs
[ HS Code ]: 7020009901
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