... national standards, the industrial-grade standard is in conformity with GB437-93 , and the ... feed-grade standard is in conformity with HG2932-1999Characteristic:Pellet copper ... ooze or agglomerate in moist or high-temperature environment, so it is suitable for a ... Purpose:Coper sulphate pentahydrate can be extensively used in fodder, fertilizer, pigment, chemical, pesticide, electroplating ...