Potassium Amyl Xanthate/PAX,CAS2720-73-2 Rough floatation and scavenging flotation Cu-Ni compound sulfide ore ... productPelletPowderPowderPAX,%90.0 min90.0 min85.0 minFree alkali ,%0.2 max0.2max0.5maxMoisture & volatile ,%4.0max4.0max10.0maxStorage & transport:To ... comHenan Kingway Chemicals Co., Ltd. Potassium Amyl Xanthate/PAX,CAS2720-73-2