... porcelain enamel, oil, pottery and porcelain, glass and other chemical industry.Packing: In polyethylene film bag with outer polypropylene woven ... ceramics, glass, cement, lubricants[2], paints, ointments, adhesives, sealants, pigments, foods (source of Zn nutrient), batteries, ferrites, fire retardants, and ... between the seller and the buyer high quality chemical Zinc Oxide 99%/99.5%/99.7%