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- Member Type:
- Post Date: Oct 13, 2008
- Validity Date: Oct 27, 2008
- Category: Chemicals » Fine Chemicals » Others
This product is made from premium quality silica gel. Its main characteristic is that this product can realize separation and purification by the difference in adsorption and retaining time for different ingredients in compound.
Characteristies
The gel performed as white grains of homogeneous size. Chief ingredient is silicon dioxide. Of high purity. Secure and sanitary.
Column chromatography silica gel belongs to colloidal-state system with solid characteristics, which is composed of colloidal particles with condensate structure. The colloidal particle is the polycondensate of hydrated silica gel (multi-silica acid), belongs to a non-crystalline-state substance. The interspace of aggregation of colloidal particle forms the inner micro interspace structure of reagent column chromatography silica gel particle. Therefore, it is a kind of premium quality adsorption material with rich fine porous structure, high specific surface area, high purity and high activity.
the performance of column chromatography silica gel——adsorption, which depends on the fine porous structure and the surface of inner pore formed in process of the raw material silica gel production.
Use
(1) Separation and refinement of traditional Chinese herbal medicine components.
(2) Preparation of high purity substance.
(3) Refinement of petrol products..
(4) Removal of aromatic hydrocarbon material, etc.
Technical Data
|
ITEM |
INDEX |
|||||
|
Reagent Type |
Industrial Type |
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|
Type |
ZCX-1 |
ZCX-2 |
ZCX-3 |
ZCX-1 |
ZCX-2 |
ZCX-3 |
|
Chlorides (Cl), %≤ |
0.02 |
|
||||
|
Iron (Fe), %≤ |
0.02 |
|
||||
|
PH (100/L Water Suspension) |
6.0-7.0 |
6.0-8.0 |
||||
|
Lead (Pb), %≤ |
0.001 |
|
||||
|
Arsenic (As), %≤ |
0.0003 |
|
||||
|
Heavy metals (by Pb), %≤ |
0.003 |
|
||||
|
Loss on heating, % ≤ |
3 |
5 |
||||
|
Specific surface, m2/g |
≥550 |
300-500 |
200-300 |
≥550 |
300-500 |
200-300 |
|
Pore volume, m1/g |
≤0.07 |
0.07-0.90 |
≥0.85 |
≤0.70 |
0.70-0.90 |
≥0.85 |
|
Granularity eligibility, %≥ |
>150 µ 75-150 µ 50-75 µ <50µ |
>150 µ 75-150 µ 50-75 µ <50µ |
||||
|
80 80 60 60 |
80 80 60 60 |
|||||
|
Granularity, mm |
To be decided upon buyers requirements |
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| Place of Origin | China [CN] | Currency | |
|---|---|---|---|
| Payment Method | Minimum Order | ||
| Delivery Time | Delivery | ||
| Packaging | Supply Ability |
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Company Name:
-
Business Type:Manufacturer , Exporter
-
Contact Person:liu meng
-
Country:China [CN]
-
Company Address:16F/T3, NO.2601, Xietu Road, Xuhui District, Shanghai, China
-
Phone Number:86-021-64263080-806
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Fax Number:86-021-64263100
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