The Use of Amberlite Adsorbents for Green Chromatography Determination of Volatile Organic Compounds in Air

Figure 3

Total ion chromatogram obtained for a membrane filled with 50 mg of XAD-2 (a) and a membrane filled with 50 mg of XAD-2 spiked with 1500 ng of VOC standard mixture (b). Note: peaks correspond to Chloroform (1), 1,2-Dichloromethane (2), Benzene (3), Cyclohexane (4), Trichloroethylene (5), Bromodichloromethane (6), Toluene (7), Dibromochloromethane (8), Tetrachloroethylene (9), Ethylbenzene (10), m,p-Xylene (11), Bromoform (12), and o-Xylene (13).