Nasanfai ion (S2-) and Aeon nabai sulfide (HS –) remaining from the removal of suspended matter and sediments of the sulfides. Hydrogen (H2S) that Sullivan Jane does not crack as an ion.
Ion sulfide (S2 -) and ion bisulfite (HS -) left from the removal of suspended solids And the coagulant of sulfide out.Hydrogen sulphide (H2S), not cracking as ions.