1. Wood based activated carbon (granulated) Product Description : The products, using high quality wood and special sawdust as raw materials, are made to wood granular activated carbons by charring, activating, and other special process. They are characterized by strong adsorptive power, low impurity content and good filtering ability etc. They are widely used in de-coloring and refining of various medicine injections and monosodium glutamate, and in deep purification of drinking water. Especially, they can effectively remove organics, peculiar smells and trace heavy metals in water treatment. 2. Wood based activated carbon (powdered) Product Description : Methylene Blue (0.15%) (ml) 15 / 16 / 18 Methylene Blue (0.12%) (ml/g) 180 / 200 / 220 Ignition Loss(%) 6 Moisture(%) 10 PH 4.5~9.5 Chloride(%) 0.08 Acid Soluble Iron(%) 0.05 The products, using high quality wood and special sawdust as raw materials and high temperature steam and chemical as catalyst, are made to powdered activated carbon by charring, activating and fine after-treatment procedures. They are characterized by large specific area, strong adsorptive power and effective filtering. They are mainly used in decoloring chemical raw material and semi-finished medicine, treating water, vinic deodorizing, and organic or dyed waste water treatment. Also they have good effects in preparation of chemical dye printing paste and decolorization of colloidal medium. Especially, the strong decoloring carbon can be used in decoloring and purifying precious metals.