Table S11. Experimental results for purification of caffeine from coffee beans in top (T) and bottom (B) phases. ATPS CpheI CpheB Kphe CcafI CcafT CcafB CSI CST CSB (g.L-1) (g.L-1) (g.L-1) (g.L-1) (g.L-1) (g.L-1) (g.g-1) (g.g-1) (g.g-1) 60.0 wt% of 2-propanol + 0.390 0.155 0.634 0.24 2.361 3.051 1.730 6.060 19.655 2.729 20.0 wt% of K3PO4 at 303 ± 1 K (Top phase) 60.0 wt% of methanol + 17.5 wt% of K2HPO4/KH2PO4 0.124 0.181 0.067 2.70 2.393 0.987 3.469 19.298 5.471 51.511 at 278 ± 1 K (Bottom phase) uncertainty associated < 5.0 %; I = Initial
Table S11. Experimental results for purification of caffeine from coffee beans in top (T) and bottom (B) phases. ATPS CpheI (g.L-1) (g.L-1) CpheB (g.L-1) Kphe CcafI (g.L-1) CcafT (g.L-1) CcafB (g.L-1) CSI (g.g-1) CST (g.g-1) CSB (g.g-1) 60.0 wt% of 2-propanol + 20.0 wt% of K3PO4 at 303 ± 1 K (Top phase) 0.390 0.155 0.634 0.24 2.361 3.051 1.730 6.060 19.655 2.729 60.0 wt% of methanol + 17.5 wt% of K2HPO4/KH2PO4 at 278 ± 1 K (Bottom phase) 0.124 0.181 0.067 2.70 2.393 0.987 3.469 19.298 5.471 51.511 uncertainty associated < 5.0 %; I = Initial
01496395.2016.1199569_SI.docx