Rubamin Limited supplies Feed Grade Zinc Oxide. Rubamin Limited is an ISO 9001: 2008 accredited company offering a wide range of non-ferrous metals such as Copper, Cobalt, Nickel, Molybdenum, Manganese, Vanadium and Tungsten. The Feed Grade Zinc Oxide contains 72% or 75% of Zinc Oxide and suitable for consumption. The Feed Grade Zinc Oxide is extensively used as Nutritional Additive in Feed Premixes and finds application in food and beverage industries.