... and decoloring, fluoride, aluminum, chromium, phenol, except the oil, turbidity removal, in addition to heavy metal salt, except the radioactive ... sewage. 2).Purification industrial water, industrial waste, mining, oil field back to water injection, purify the paper, metallurgy, ... industry, wastewater recycling. 4).In the oil refining industry, used for water-oil separation, the effect is really good. ...