He pauda melemele a pellet paha me ka ʻala ʻala, nā pūhui hiki ke hoʻoheheʻe ʻia me nā iona metala like ʻole.ʻO ka Pottassium Isobutyl Xanthate kekahi mea ʻohi ʻoi aku ka ikaika i ka lele ʻana o nā ʻano mea ʻala sulfide nonferrous.Hoʻohana nui ʻia ka ottassium Isobutyl Xanthate i ke keleawe lana, ke alakaʻi, zinc ect.ʻO nā ʻaila sulfide.Ua hōʻike maikaʻi ʻia i ka holo ʻana o nā pres keleawe a me nā pyrites i nā kaapuni kūlohelohe.