Big Wide Pore Silica Gel

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Big Wide Pore Silica Gel

Big wide pore silica gel is milky particle. It includes spherical and granularsilica gel. Its main composition is SiO2.nH2O. It is insoluble in water andmineral acids, but is soluble in caustic alkali solution and hydrofluoric acid.

Application
Big wide pore silica gel is widely used asbeer stabilizer, catalyst, and catalyst carrier. It is also used to absorb highpolymer proteins in fermented products, refine and purify active substances, purifywater and recycle precious metals, separate active ingredients from Chineseherbal medicine and synthetic drugs, and many more. In addition, the wide poresilica gel can also be used in manufacture of water resistant rubber materialsand absorbents for use in air separation units.

Properties and corresponding applications

Item	Index	Applications
Pore Diameter Å	100-200	1. beer stabilizer 2. catalyst and catalyst carrier 3. adsorb high polymer proteins in fermented products 4. refine and purify active substances 5. purify water and recycle precious and heavy metals 6. separate active ingredients from Chinese herbal medicine 7. water resistant rubber materials and absorbents for use in air separation units
Pore Volume, ml/g	1.00-1.30
Specific Surface Area, m2/g	250-320
Bulk Density, g/l	340-400
PH Value (10% water suspension)	3-5
Loss on Heating, %	≦5
Appearance	white or milky
Size	Customizable

Item	Index	Applications
Pore Diameter Å	200-600	1. catalyst and catalyst carrier 2. refine and purify active substances 3. organic synthesis, separation and analysis
Pore Volume, ml/g	1.30--1.70
Specific Surface Area, m2/g	120-240
Bulk Density, g/l	240-330
PH Value(10% water suspension)	3-5
Loss on Heating, %	≦5
Appearance	white or milky
Size	Customizable

Packaging
25kg/compositebag, 25kg/paperdrum. The packaging specification is customizable.

Material
The main ingredient is silicon dioxide

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