Possibility of Removing Pb and Cd from Polluted Water by Modified Fly Ash

Table 1

Basic physicochemical properties of materials.

Material	pH	Total Cd (mg/g)	Total Pb (mg/g)	Total Zn (mg/g)	Total Cu (mg/g)
FA	8.57	0.31	26.4	58.4	25.6
IP4	9.02	0.32	29.8	49.7	21.3