Fig. 9From: In Situ Immobilization on the Silica Gel Surface and Adsorption Capacity of Poly[N-(4-carboxyphenyl)methacrylamide] on Toxic Metal IonsAdsorption isotherms of ions Ni(II) (a) and Cu(II) (b) on silica gel with immobilized poly[N-(4-carboxyphenyl)methacrylamide] from aqueous solutions of their nitrates (without addition of buffer solutions)Back to article page