[characteristics]
This product is white uniform particles, the main component is silica, has the characteristics of high purity, safety and health, because of different material components of different residence time, can make different mixed components
to achieve the purpose of separation and purification.
[Uses]
It is mainly used for the refinement products, the removal of aromatic substances
or for the separation and purification of the effective components of chinese herbal
medicine, and the preparation of high purity substances.
[Technical Date ]
ITEM | Specifications | |||||
Ⅰ | Ⅱ | |||||
TYPE | ZCX-1 | ZCX-2 | ZCX-3 | ZCX-1 | ZCX-2 | ZCX-3 |
C1,%≤ | 0.02 | |||||
Fe,%≤ | 0.02 | |||||
PH,mL/g | 6.0-7.0 | 6.0-8.0 | ||||
Pb,%≤ | 0.001 | |||||
As,%≤ | 0.0003 | |||||
Heavy metal(based on Pb),%≤ | 0.003 | |||||
Loss on heating,%≤ | 3.0 | 5.0 | ||||
Specific surface | ≥550 | 300-550 | 200-300 | ≥550 | 300-500 | 200-300 |
Pore volume,ml/g | ≥0.70 | 0.70-0.90 | ≥0.85 | ≤0.70 | 0.70-0.90 | ≥0.85 |
Qualified size radio,%≥ | >150µ 75-150µ 50-75µ <50µ | >150µ 75-150µ 50-75µ <50µ | ||||
Size mm | Agreement to negotiate | |||||
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