... insect and rodent pests in stored grains (wheat, rye, barley, rice, sorghum, maize, etc.), seed grains, grain products (flour, noodles, semolina, etc ... , tea, etc.; and in empty warehouses, silos, packing materials, transport containers, etc The specification of Zinc Phosphide 80% TCITEMSSTANDARDSContent of Zinc Phosphide,%≥80AppearanceGray-black powerFineness ...