Sorption Mechanisms and Enhancement of Selected Organochlorine Pollutants in Water on Zeolites

Table 5

Correlation of oxygen atoms in adsorbate to high pollutant loading rate.

Pollutant	Carbon atoms	Chlorine atoms	Zeolite	No. of oxygen atoms	Reference (oxygen atoms)	Loading per cell	Average adsorption energy (kcal)
Hexachlorobenzene	6	6	CLO	5152	[45]	120	−641
			RWY	—	[46]	12	−98
			ITV	379	[47]	21	−130
			IFU	260	[48]	13	−178
			LTA	600	[49]	13	−229
Phenanthrene	14	0	CLO	5152	[45]	132	999
			TSC	897	[50]	30	3
			ITV	379	[47]	26	131
			FAU	624	[51]	16	−3
			IFT	317	[52]	16	−18
Hexachlorotetradecane	14	6	CLO	5152	[45]	21	−124
			ITV	379	[47]	6	−46
			TSC	897	[50]	5	−65
			FAU	624	[53]	5	−95
			IFT	317	[52]	5	−108
Octachlorotetradecane	14	8	CLO	5152	[45]	19	−102
			ITV	379	[47]	6	−10
			FAU	624	[51]	4	−74
			IFT	317	[52]	4	−65
			IRY	154	[46]	3	−39