Carfentanil is an analogue of fentanil. 10000 times more potent than m.o.r.p.h.i.n.e and 5000 pharmaceutical grade (100% pure) h.e.r.o.i.n according to the illicit drug conversion table that issued by China Food Drug Administration. In other words, effect ...

Water treatment and re-use services, equipment and chemicals, for industrial and domestic applications.