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Silicon Dioxide

الرئيسية/ الكيماويات الصناعية/ Silicon Dioxide
Silicon Dioxide
منتج كيميائي

Silicon Dioxide

الصيغة الجزيئيةSiO2 CAS7631-86-9 الكتلة الجزيئية60.08 g/mol g/mol
المرادفاتSilica, Quartz, Silicon(IV) Oxide
Safety & Hazards (GHS) Danger
Irritant Irritant Health hazard Health hazard

⚠️ For information only; not a substitute for the official Safety Data Sheet (SDS).

Silicon Dioxide (SiO2) is a naturally occurring mineral found in sand, quartz, and various biological structures. It is widely used in the food, pharmaceutical, cosmetics, and industrial sectors due to its anti-caking, thickening, and reinforcing properties.
- Food Industry: Used as an anti-caking agent in powdered foods. - Pharmaceutical Industry: Found in tablet formulations as a flow aid. - Cosmetics & Personal Care: Used in toothpaste, powders, and creams. - Industrial Applications: Used in rubber, paints, and coatings. - Glass & Ceramics: A primary raw material for glass production.
AppearanceWhite powder or crystalline solid
OdorOdorless
Molecular FormulaSiO2
Molecular Weight60.08 g/mol
Melting Point1,710 °C
Density~2.65 g/cm³
SolubilityInsoluble in water, soluble in hydrofluoric acid
pH6.0 - 8.0
Chemical StabilityStable under normal conditions
IUPAC Namedioxosilane
الصيغة الجزيئيةSiO2
الكتلة الجزيئية60.08 g/mol g/mol
SMILESO=[Si]=O
InChIKeyVYPSYNLAJGMNEJ-UHFFFAOYSA-N
  • H315 Causes skin irritation
  • H319 Causes serious eye irritation
  • H320 Causes eye irritation
  • H335 May cause respiratory irritation
  • H341 Suspected of causing genetic defects
  • H350 May cause cancer
  • H372 Causes damage to organs through prolonged or repeated exposure
  • H373 May causes damage to organs through prolonged or repeated exposure

⚠️ For information only; not a substitute for the official SDS.

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