Sodium ethyl xanthate(SEX) [ 140-90-9 ]
High selectivity, a little bit low collectivity. It is used for the process of lead-sulfur mixed flotation in the ore with the main content of lead, for the process of zinc-sulfur mixed flotation in the ore with the main content of zinc, together with butyl-xanthate for the process of floating copper & lead while depressing zinc & sulfur, also it can be used for the flotation process of common pyrite.