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Colloidal silicon dioxide

Silica

Colloidal silicon dioxide
Colloidal silicon dioxide is widely used in pharmaceuticals. It has characteristics such as small particle size and large specific surface area which provide good flow properties. Colloidal silicon dioxide is commonly used as a glidant to improve the flow properties of dry powders.
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Colloidal silicon dioxide
Colloidal silicon dioxide
Primary function
Glidant
Typical use level
0.1 - 1.0%
Physical data

  • Particle size: Colloidal silicon dioxide is a sub microscopic fumed silica with particle size of about 15 nm.
  • Appearance: It is a light, loose, bluish-white-coloured, odourless, tasteless, amorphous powder.

Benefits / Claims
Excellent flow behaviour.
Moisture scavenger for Moisture Activated Dry Granulation (MADG).
Improves tablet's hardness.
Suitable for

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