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7631-86-9

Basic Information
CAS No.: 7631-86-9
Name: Silicon dioxide
Molecular Structure:
Molecular Structure of 7631-86-9 (Silicon dioxide)
Formula: SiO2
Molecular Weight: 60.09
Synonyms: Silicon dioxide, chemically prepared;Silica (SiO2);Amorphous silica;Silica slurry;Silica, amorphous, fumed;Silicon dioxide (amorphous);
EINECS: 231-545-4
Density: 2.2-2.6 g/mL at 25 °C
Melting Point: >1600 °C(lit.)
Boiling Point:
Flash Point: 2230 °C
Solubility: insoluble in water
Appearance: white crystals or powder
Hazard Symbols: HarmfulXn, IrritantXi
Risk Codes: 36/37/38-36/37-22
Safety: 26-37/39-36-36/37/39
Transport Information:
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