No.36 black medicine is a high-quality and high-efficiency collector for lead-zinc mine newly developed and produced in recent years. Its performance is better than that of No.25 black medicine. It has good selectivity, low dosage, strong harvesting ability and certain foaming. Advantages, suitable for lead and zinc separation preferred lead, for lead, zinc, copper, silver and other sulfide minerals and activated lead-zinc ore has strong capture, for primary and secondary slime flotation Also works well.