Ana amfani da wakili mai kama baƙar fata a ko'ina a cikin hawan sulfide.An yi amfani da shi tun 1925.
Sunan sinadarai shine dihydrocarbyl thiophosphate.Ya kasu kashi biyu:
Dialkyl dithiophosphate da dialkyl monothiophosphate.Yana da karko Yana da kyau
kaddarorin kuma za'a iya amfani dashi a ƙananan pH ba tare da an rushe su da sauri ba.