The Effect of Proton and Arsenic Concentration on As(III) Removal by Hematite and Kaolin Complexes

Figure 8

XRD patterns of the adsorption products of kaolin (a), He@kaolin-3 (b), and He@kaolin-1 (c) at pH 4 and 8 with 6 mg/L As(III).

(a)

(b)

(c)