Dub ntes tus neeg sawv cev yog dav siv hauv sulfide flotation.Nws tau siv txij li xyoo 1925.
Nws lub npe tshuaj yog dihydrocarbyl thiophosphate.Nws muab faib ua ob pawg:
dialkyl dithiophosphate thiab dialkyl monothiophosphate.Nws ruaj khov Nws muaj qhov zoo
cov khoom thiab tuaj yeem siv tau ntawm qis pH yam tsis tau decomposed sai.