ʻO ka Sodium Isopropyl xanthate SIPX ( CAS: 140-93-2 ) he mea hōʻiliʻili ikaika, koho ʻole i ka mea hao sulfide ores ʻoi aku ka maikaʻi o ka ʻohi, hoʻohana nui ʻia i ke keleawe, molybdenum, zinc sulfide flotation o nā mea hōʻiliʻili lele hao auriferous.No ke gula a me ke keleawe-gula gula hoʻihoʻi ʻana i ka helu he mau pōmaikaʻi no ka refractory copper-lead oxide ore hiki ke loaʻa nā hopena ʻoluʻolu.Hoʻohana maʻamau ʻia i ke kaʻina flotation rougher a scavenger.