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This is to certify that your paper entitled «Novel TiO2 NPs Loaded on Activated Carbon as a Green and High Efficient Absorbent : Synthesis, Characterization, Kinetic and Equilibrium Studies of the Adsorption of Bismarck Brown and Thymol Blue from Aaqueous Solutions» was indexed with 3 pages, in the CIVILICA citation database, code COI:ISPTC20_244, after evaluation and approval of the referees of the "20th Iranian Conference on the Chemistry of Physics held in Arak 2017.

While offering our congratulations on the indexation of your paper, please be informed that this certificate is prepared based on the information submitted by the secretariat of the above conference and the information contained in the CIVILICA database, and the accuracy of its content can be inquired at any time through link provided at the bottom of the page or scanning the code image.