| Identification | |
| Name: | Silica glass |
| Synonyms: | Denka FB 25R;Denka FB30;Denka FB 74;Denka Fused Silica FS300;Denka SFP;ED-C;EF 10;Excelica SE 5;Excelica SE 8;Excelica SH 03;FB 304;FB 35;FB48X;FB 5;FB 5 (silica);FB 5SDX;FB 60;FB 74;FB 950;FLB 1;FS 109;FS 20;FS 882 (silica);Fused quartz;Fused silica;Fuselex;Gelsil 50;Glass, oxide, silica;HarimicSCO;Heralux LA;Herasil;Silica, vitreous; |
| CAS: | 60676-86-0 |
| EINECS: | 262-373-8 |
| Molecular Formula: | O2Si |
| Molecular Weight: | 60.0843 |
| InChI: | InChI=1S/O2Si/c1-3-2 |
| Molecular Structure: |  |
| Properties | |
| Melting Point: | 1610 oC |
| Boiling Point: | 2230 |
| Density: | 2.6 |
| Stability: | Stable under normal temperatures and pressures. |
| Refractive index: | n20/D 1.544(lit.) |
| Solubility: | Insoluble |
| Appearance: | Colorless, odorless solid. |
| Report: |
IARC Cancer Review: Group 3 IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 7 ,1987,p. 341.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 42 ,1987,p. 39.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Human Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 42 ,1987,p. 39.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) . Reported in EPA TSCA Inventory. |
| HS Code: | 28112200 |
| Storage Temperature: | Store in a cool, dry place. Keep container closed when not in use. |
| Color: | 965 |
| Usage: | Vitreous or fused silica is used as laboratory glassware in chemical laboratories and in the semiconductor industry; thin-film dielectric coating in integrated circuits; electric-resistance furnaces and radiant heaters, and protection of precious-metal themocouples; as a refractive optical material, used for prisms, camera lenses, cells, solar cell covers, spacecraft windows, and other optical components; in mirror blanks of astronomical telescopes; as a component of laser optics; as an envelope material for mercury-vapour and incandescent tungsten-halogen cycle lamps; as a chromatography substitute, inert filler or as a coating material in the investment-cast industry; insulation or packing material. |
| Safety Data | |
| Hazard Symbols |
T: Toxic
Xn: Harmful
|
 |
|
