Silica Gel for Column-Layer Chromatography 230-400mesh
| Price: |
Negotiable/Piece |
| Trade Terms: |
FOB,CFR,CIF |
| Min Order: |
1/Ton |
| Pay Type: |
L/C,T/T |
| Silica Gel for Column-layer Chromatography |
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| [Characteristics] |
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| White grains of homogeneous size. Chief ingredient is silicon dioxide. Of high purity. Secure and sanitary. Can be used to separate and refine mixed components because different absorption duration on this silica gel. |
| [Usage] |
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| For refinement of petrol products, removal of aromatic hydrocarbon material, separation and refinement of traditional Chinese herbal medicine components, preparation of high purity substance, etc. |
| [Technical Data] |
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| ITEM | Index |
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| Type I | Type II |
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| Type | ZCX-1 | ZCX-2 | ZCX-3 | ZCX-1 | ZCX-2 | ZCX-3 |
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| Chlorides(Cl), %≤ | 0.02 |
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| Iron(Fe), %≤ | 0.02 |
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| pH(100g/l water suspension) | 6.0-7.0 | 6.0-8.0 |
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| Lead(Pb), %≤ | 0.001 |
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| Arsenic(As), %≤ | 0.0003 |
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| Heavy metals (by Pb), %≤ | 0.003 |
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| Loss on heating, %≤ | 3 | 5 |
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| Specific surface, m2/g | ≥550 | 300-500 | 200-300 | ≥550 | 300-500 | 200-300 |
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| Pore volume, ml/g | ≤0.70 | 0.70-0.90 | ≥0.85 | ≤0.70 | 0.70-0.90 | ≥0.85 |
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| Granularity eligibility, %≥ | > 150μ75-150μ50-75μ< 50μ | > 150μ75-150μ50-75μ< 50μ 80 80 60 60 |
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| 80 80 60 60 |
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| Granularity, mm | To be decided upon buyers requirements |
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| Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Mid East,Eastern Asia,Western Europe |
| Shape: |
Beads |
| Sorbent: |
Silica Gel |
| Desiccant: |
Chemical Desiccant |
Our company was subordinate to Qingdao Chemical Industry found in 1961, Restructured as Qingdao Double Dragon & started export business since 1997.
There are 800 persons in the company, among whom 100 persons are technical Personnel. 30 series and 200 specifications of SIO2 products which have occupied very large market share all over the country, and also have sold well overseas, 30 countries and areas, such as Asia, Europe, America.
