Methods Certain amounts of and Zn were put into the wastewater to produce hydrogen (H2) and the H2 reacted with S2-to form H2S, and sulfuret was separated from the wastewater.

• 方法在废水样中加入一定量的浓硫酸和锌粒,生成H2,利用H2和S2-结合生成H2S,以分离硫化物。