N/a manufacturer / supplier in China, offering Food Grade Anhydrous Monohydrate Powder Cu2so4 Blue Crystals Pentahydrate Copper Sulfate, Chemical Pentahydrate/Anhydrous Blue Powder CuSo4 Feed Grade Copper Sulphate, Low Price High Purity 99.5% Hydrated Lime Calcium Hydroxide for Chemical Additive and so on.