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Description:
White silica gel is also called type A silica gel. Mainly used as silica gel desiccant, moisture-proof beads, deodorant and various adsorbents.
Technical Parameter:
| Properties | Unit | Data | |
| Color | - | White | |
| Shape | - | white transparent or translucent | |
| SiO2 content | wt% | ≥98.5 | |
| Average pore diameter | nm | 2.0-3.0 | |
| Size | mm | 2~4, 3~5, 4~8 or customized | |
| Qualified size ratio | wt% | ≥95 | |
| Loss on heating | wt% | ≤2 | |
| Adsorption capacity | wt% | RH=20% | ≥10.5 |
| wt% | RH=50% | ≥29.0 | |
| wt% | RH=90% | ≥37.0 | |
| Bulk density | g/l | ≥750 | |
| Specific surface area | m2/g | 650~800 | |
| Pore volume | ml/g | 0.35~0.45 | |
| Specific resistance | (Ω.cm) | 5630 | |
| Thermal conductivity | KJ/m.hr.℃ | 0.63 | |
| Specific heat | KJ/kg.℃ | 0.92 | |
| Regeneration temp | ℃ | 100~120 | |
Tracy Chen 
