Kraft Desiccant Packets are used as a silica dehumidifier to control moisture in contained environments, including pharmaceuticals, medical, diagnostics, food, electronics, and optical industries. Dessicant Packets are made of an aluminosilicate clay compound which is a natural mineral and is more economical that silica gel. At 20% RH, Desi Pak will adsorb 50% more moisture than required by Mil-D-3464E, where as silica gel will only adsorb 3.5% more moisture than required by Mil-D-3464E. The chart under the pricing is used to estimate the number of Packets required for moisture protection.