The appearance is white grain of uniform size, chief ingredient is
silicon dioxide.
It is highly pure, secure and sanitary, usually used for separating
and refining mixed components due to different absorption duration.
Concretely, refining petrol products, removing aromatic hydrocarbon
material, separating and refining the effective components of
Chinese herbal medicine and preparation of high purity substance,
etc. Technical Data: ITEM | Index | Type I | Type II | Type | ZCX-1 | ZCX-2 | ZCX-3 | ZCX-1 | ZCX-2 | ZCX-3 | Chlorides(Cl), %= | 0.02 | | Iron(Fe), %= | 0.02 | | pH(100g/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, %= | 3.0 | 5.0 | Specific surface, m2/g | =550 | 300-550 | 200-300 | = 550 | 300-550 | 200-300 | Pore volume, ml/g | =0.70 | 0.70-0.90 | =0.85 | =0.70 | 0.70-0.90 | =0.85 | Granularity eligibility, %= | >150� 75-150� 50-75� <50�
80 80 60 60 | >150� 75-150� 50-75� <50�
80 80 60 60 | Granularity, mm | To be decided upon buyers requirements |
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