Fused Quartz CAS #: 14808-60-7

Synonyms Silicon Oxide, silicon dioxide, silane, dioxo, Silicon(IV) Oxide, Cristobalite, Silica, Crystalline silica, Dioxosilane, Quartz silica, crystalline silica

Compound Formula: O2Si Molecular Weight: 60.08 Appearance: White to gray powder Melting Point: 1660-1710 °C Boiling Point: 4046 °C Density: 2.2 g/cm3 Solubility in H2O: N/A Exact Mass: 59.966756 Monoisotopic Mass: 59.966756 Poisson's Ratio: 0.17 Young's Modulus: 73 GPa Tensile Strength: 50 MPa (Ultimate) Thermal Conductivity: 1.4 W/m-K Thermal Expansion: 0.5 µm/m-K Electrical Resistivity: 0.7 x 109Ω-cm (350 °C) Specific Heat: 720 J/kg-K Refractive Index: 1.5 True Density: 2.2 g/cm3 (140 lb/ft3)

Health & Safety Information Signal Word: Danger Hazard Statements: H350-H373 Hazard Codes: Xn Precautionary Statements: P260-P281-P308+P313-P314-P405-P501 Risk Codes: N/A Safety Statements: N/A Harmonized Tariff Code: 7002.20 RTECS Number: VV7330000 Transport Information: NONH for all modes of transport GHS Pictogram: Image

Chemical Identifiers Linear Formula: SiO2 Pubchem CID: 24261 MDL Number: MFCD00011232 EC No.: 238-878-4 IUPAC Name: Dioxosilane Beilstein/Reaxys No.: N/A SMILES: O=[Si]=O InchI Identifier: InChI=1S/O2Si/c1-3-2 InchI Key: VYPSYNLAJGMNEJ-UHFFFAOYSA-N