Powdered activated carbon is made of high-quality wood chips, fruit shells, and coal-based anthracite as raw materials. It is refined by advanced phosphoric acid method and physical method. Application Field Advantage Specification Items Quality Specification Upper Water Treatment Down Water Treatment Qt-200-Ⅰ Qt-200-Ⅱ Qt-200-Ⅲ Qt-200-Ⅳ Qt-200-Ⅴ Methylene Blue Adsorption Value Ml/0.1g ≧ 17 13 8 18 17 Lodine Adsorption Value Ml/g…