Table 3.

Compositions and purification efficiencies of 2- and 100-g ATPSs comprising 42% (w/w) PPG 1000, 4.4% (w/w) DIMCARB, and 10% (w/w) feedstock at pH 8.

Total system weight (g)	Compositions				S	Y (%)
	Top phase		Bottom phase
	100 w1	100 w2	100 w1	100 w2		Top phase	Bottom phase
2	97.6	0.37	0.40	7.82	1237	0.14	98.9
100	96.9	0.32	0.34	7.71	1229	0.13	98.3