Silica Gel Confirming To Is: 3401-1992 (Third Revision) & Ammdt.No.2 Of July 03 T O Is:3401-1992 (Third Revision) Particle Size 8 To 10 Mm Cubes. The Bulk Density (Max) 650 + - 50 Gm/Liter Indicating (Blue To Pink). Packing Should Be In 25 Kg/Bag Packet In Clean, Dry , & Sealed Polythylene Bags Which Shall Be Further Packed In Air Tight Metal Container. [ Warranty Period: 30 Months After The Date Of Delivery ] ]