13.8 Oxidation of reduced sulfur compounds还原态硫的氧化 Compounds used as electron donors: hydrogen sulfide(H2S),elemental sulfur(So), and thiosulfate(S2O32-). The final product of sulfur oxidation in most cases is sulfate (SO2-). Chen Feng,Microbiology,SJTUChen Feng, Microbiology, SJTU 13.8 Oxidation of reduced sulfur compounds 还原态硫的氧化 Compounds used as electron donors: hydrogen sulfide (H2S), elemental sulfur (S0 ), and thiosulfate (S2O3 2- ). The final product of sulfur oxidation in most cases is sulfate (SO4 2- )