Supply of Silica Gel confirming to IS:3401 of 1992. Crystal size of 4 to 8 mm cubes in breadth,width and height with max. 10 percent of quantity ordered of size less than 4mm.The bulk density (max.) 600gm/ltr,indicating type (blue to pink). Packing should be done in 25 Kg/bag packet in double HDPE bag with inner poly liner(it should be moisture proof).