Characteristics
Silica gel:

1 Shape:pellets or lumps.

2 Color:yellow, blue, red, pink, purple, green, etc..

3 Pore volume: 0.60-0.85ml/g.

4 Average pore diameter: 4.5-7.0 nm

5 Specific surface area: 450-650m2/g.

6 Structure lying between macro-pored and fine-pored silica gels.

Use:
Silica gel mainly used as liquid adsorbents, drier and perfume carriers, also may be used as catalyst carriers, silica gel cat sands, etc.