absorbent desiccant 1 2g packing sizes 2 keep the articles from damp, mildew or rust corrosion. 3 Many different usages. Silica gel for packing has many different packing sizes. It can be conveniently put into the packing of various articles (for examples, instruments and gauges, electronically products, leathers, shoes, foodstuffs, medicines and household electric appliances, etc) in order to ...