Removal of Toxic Metal Ions from Water Using Chelating Terpolymer Resin as a Function of Different Concentration Time and pH

Table 1

Physiochemical properties and elemental analysis data of 4-ASAUF terpolymer.

Terpolymer	Monomer empirical formula	Empirical formula weight	Properties	Value	Elemental analysis (%)
					C	H	N
4-ASAUF	C10H11N3O4	237.21	Moisture (%)	3.4±0.25	50.42	4.48	17.13
			Solids (%)	96.6±0.25
			True density (dry resin) g/cm^3	1.113±0.05
			Void volume fraction	0.780±0.015
			Na^+ exchange capacity; (mmol g^−1 dry resin)	3.26±0.10