Activated charcoal powder

Activated charcoal powder was purchased from Fisher Scientific, UK. Pterocladia Capillacea red algae were collected from Abou quir Coast, Alexandria, Egypt. Iron (III) Nitrate Nona hydrate (98%), and Iron (II) chloride hydrate were obtained from LOBA Chemie Company. Ferrous Sulphate Heptahydrate (FeSO₄.7H₂O), Ferric chloride (FeCl₃), Ammonia solution (25%), Sodium hydroxide, Sodium carbonate and Ethanol were obtained from El Nasr Company. Hydrogen peroxide (50%) was purchased from Gateway Company, Hydrochloric acid solution (37%) and Sulfuric acids (98%) were purchased from Merck Company; Potassium dichromate was purchased from Sigma Aldrich Company. MV40 dye salt (C.I. 14745) was purchased from ISMA dye Company, Kafer El dwar, Egypt.

Activated charcoal powder was purchased from Fisher Scientific, UK. Iron (III) Nitrate Nona hydrate (98%), and Iron (II) chloride hydrate were obtained from LOBA Chemie Company, India. Ferrous Sulphate Heptahydrate (FeSO₄.7H₂O), Ferric chloride (FeCl₃), Ammonia solution (25%), Sodium hydroxide, Sodium carbonate and Ethanol were obtained from El Nasr Company, Egypt. Hydrogen peroxide (50%) was purchased from Gateway Company, Hydrochloric acid solution (37%) and Sulfuric acids (98%) were purchased from Merck Company; Potassium dichromate was purchased from Sigma Aldrich Company, USA. MV40 dye salt was purchased from ISMA dye Company, Kafer El Dwar, Egypt.