Table 4. Physical Properties of Macroporous Resins and Their Adsorption Properties.

resin	surface area (m2/g)	pore size (Å)	polarity	composition	adsorption capacity (mg/g)	desorption ratio (%)
ADS-8	450	130	nonpolar	polystyrene	85.9 ± 2.6	72.3 ± 3.5
HP20	600	290	nonpolar	SDVB	95.6 ± 2.1	73.8 ± 2.3
XAD-1	900	95	nonpolar	polystyrene	103.5 ± 2.2	72.8 ± 1.2
H103	1000	95	nonpolar	SDVB	106.8 ± 1.8	73.2 ± 1.8
NKA-2	200	150	middle-polar	polystyrene	86.8 ± 1.6	71.2 ± 1.2
XAD-1180	600	150	middle-polar	SDVB	108.6 ± 1.2	76.8 ± 1.6
LS-A40	700	150	middle-polar	SDVB	110.5 ± 1.6	78.3 ± 1.5
EXA-45	1000	35	middle-polar	SDVB	116.8 ± 2.2	79.5 ± 1.6
ADS-11	210	280	polar	sulfonic group	102.8 ± 1.6	70.2 ± 2.1
S8	550	100	polar	polystyrene	113.5 ± 2.1	78.3 ± 1.7
LS-305	1000	55	polar	SDVB	130.5 ± 1.5	80.2 ± 1.6
HPD950	1350	100	polar	SDVB	153.6 ± 1.2	82.3 ± 1.5