Rubber Grade Zinc Oxide comes in 25 kg laminated bags or 1 M.T jumbo bag packing. The Zinc Oxide has an appearance of white fine powder and 0.5% loss on ignition. The Zinc Oxide has 99% zinc oxide content. The Zinc Oxide has 3.5 to 5.5 m2/ gm nitrogen surface area. The Zinc Oxide has 0.15% matter insoluble in HCL. The Rubber Grade Zinc Oxide has 0.15% sieve residue.