Table 2. Kinetic parameters of pseudo-second order reaction at various resin doses and lactic acid concentrations.

Lactic acid g/liter	ms g/10 ml	Temperature K	q2 g/gwr	k2	h g/(gwr·min)
42.5	0.50	323	0.2138	0.6401	0.02927	0.999
42.5	0.75	323	0.2010	0.8086	0.03268	0.998
42.5	1.50	323	0.1859	1.0289	0.03555	0.998
42.5	1.75	323	0.1762	1.2003	0.03725	0.998
21.5	1.00	323	0.1947	0.4884	0.01852	0.996
48.4	1.00	323	0.2056	0.6295	0.02661	0.997
73.0	1.00	323	0.2088	0.8192	0.03572	0.999
99.0	1.00	323	0.2126	0.9483	0.04288	0.999