In this experiment,the offeet of the Y-89-2 xanthate and the ethyl butyl xanthate were constrasted,the adaptability and the effectiveness of the Y-89-2 xanthate were deseribed.

• 本文通过对大山选矿厂铜硫矿石，分别使用 Y-89-2黄药和乙丁基黄药的对比试验，客观阐述了 Y-89-Z黄药这种新型药剂的有效性及适用性。