| Customization: | Available |
|---|---|
| CAS No.: | 7631-86-9 |
| Formula: | Sio2 |
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Product Overview
Silicon dioxide is a compound widely found in nature, mainly in the form of quartz. It has good chemical stability and physical properties and is widely used in food, cosmetics, pharmaceuticals and industry.
Chemical properties
Molecular formula: SiO2
CAS number: 7631-86-9
EINECS number: 231-545-4
Physical properties
Appearance: colorless or white crystalline powder
Melting point: 1713°C
Boiling point: 2230°C
Density: 2.65 g/cm³
Application areas
Food industry:
Used as an anti-caking agent to prevent food ingredients from clumping.
Used as an additive (E551) in some foods.
Pharmaceutical industry:
Used as a filler and thickener in the production of pharmaceutical products.
Cosmetics:
Used in skin care and cosmetics to provide a smooth texture.
Industrial applications:
Used in the manufacture of materials such as glass, ceramics and cement.
In the electronics industry, it is used as an insulating material.
Safety
Silicon dioxide is considered safe, but may cause respiratory irritation in some cases. It is recommended to wear protective equipment when handling powder and avoid prolonged inhalation.
Storage conditions
Store in a dry, cool place, avoid moisture and high temperature.
It should be sealed to prevent moisture absorption.
Product model
Model: SiO2-99 (high purity)
Model: SiO2-Food (food grade)
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