Researching Relationships

Aerosil® 200 ( fumed Silica , Silicon dioxide)

Silica, Silicic anhydride; Silicon dioxide; Silicon dioxide amorphous; Silica Gel Fumed 200

SiO2 content min. 99.8%
Molecular Formula / Molecular Weight SiO2 / 60.08 
CAS RN 112945-52-5
Physical State Solid
Unit Price
100 g 1250
250 g 2000
500 g 3000
Appearance White very light fine powder
SiO2 content min. 99.8%
pH (4% aq. suspension)  3.7 – 5.5
Loss on drying max. 7%
Specific surface area (m2/g) 175 – 225 m2/g

• Pharmaceutical Ingredients (for Research and Experimental Use) is provided as delivered and specified by the issuing Pharmacopoeia.
• The contents of the specifications are subject to change without advance notice. The specification values displayed here are the most up to date values. There may be cases where the product labels display different specification; however, the product quality still meets the latest specification.