Coarse pore microspheres for petrochemical catalysts, carriers and selective separation.
Chromatography & Lab
Coarse Pore Microspheres Silica Gel (Microsphere Carrier Grade)
Description
Coarse pore microsphere silica gel is a milky white particle. Main component SiO2·nH2O. Insoluble in water and inorganic acid; soluble in hydrofluoric acid and concentrated caustic soda solution.
Structure & key data: Pore volume 0.80–1.30 ml/g · Pore size 80–120 Å · Specific surface area 300–550 m²/g
Applications
Catalyst and catalyst carrier for petrochemical products such as phthalic anhydride, aniline, maleic anhydride and acrylonitrile
Refining of petroleum products
Selective adsorption and separation of organic gases and liquids
Ion exchanger to remove polyvalent harmful elements from water
Dry storage of materials and instruments; dewatering purification of high-purity gas
Technical Specifications
Property
Value
Pore volume (ml/g)
0.80–1.30
Bulk density (g/l)
≥ 400
Loss on heating (%)
≤ 5
Particle size (mesh)
On agreement
Qualified size ratio (%)
On agreement
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Packaging
Composite bag, 20 kg. Other packaging available on request.
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Storage
Store in a dry, ventilated place. Do not store with volatile substances.
