Supply : Impregnated activated carbon This topic has 0 replies, 1 voice, and was last updated 4 years, 9 months ago by Mary. Viewing 1 post (of 1 total) Author Posts July 23, 2019 at 3:43 am #1765 MaryGuest Dear , Sir : We are a chinese manufacturer of coal-based activated carbon . Our products line can cover Pellet AC , Granular AC, Powder AC and Impregnated AC . If you can tell me the ratio of impregnated Copper and Silver , I will give you further information for your reference . Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In