Adsorption of Lead Ions from Aqueous Solutions Using Gamma Irradiated Minerals

Table 4

Experimental and calculated lead adsorption capacity of nonirradiated and irradiated minerals ( mg/L, °C,  g, and  L).

(min)	Adsorption capacity (mg/g)
	Nonirradiated		10 kGy		50 kGy		100 kGy		150 kGy
	Exp.	Cal.	Exp.	Cal.	Exp.	Cal.	Exp.	Cal.	Exp.	Cal.
1	3.35	0.80	5.53	1.06	6.41	1.24	6.87	1.55	7.16	2.03
15	5.68	5.56	6.77	6.29	7.33	6.68	7.77	7.21	8.11	7.82
30	6.68	7.07	7.33	7.64	7.68	7.92	8.12	8.29	8.54	8.71
60	7.59	8.18	8.01	8.56	8.18	8.73	8.59	8.97	8.93	9.23
120	8.55	8.88	8.72	9.10	8.86	9.20	9.02	9.34	9.33	9.52
180	9.14	9.14	9.27	9.30	9.27	9.36	9.38	9.48	9.58	9.62
240	9.26	9.28	9.38	9.40	9.48	9.45	9.56	9.55	9.69	9.67
300	9.47	9.36	9.59	9.46	9.61	9.50	9.68	9.59	9.75	9.70
AARD (%)	12.15		13.13		13.19		12.11		10.46
	0.9981		0.9985		0.9988		0.9992		0.9997