% Conc	Before removal			After removal			Difference
% Conc	L	a	B	L	a	b	∆L	∆a	∆b	∆G	∆E
0	29.80	2.40	0.72	44.81	0.94	6.38	14.92	−1.48	−7.14	−21.3	16.6
0	29.76	2.38	0.69	43.7	0.86	6.50	14.5	−1.66	−6.8	−22	17.0
1	32.17	2.18	0.53	53.21	1.08	6.02	21.04	−1.10	−5.49	29.6	21.77
1	32.0	2.12	0.4	51.8	1.9	6.04	22.01	−1.06	−5.36	28.7	22.06
2	29.87	2.42	0.63	63.09	0.33	4.91	33.21	−2.08	−5.54	−9.2	33.73
2	29.89	2.51	0.71	64.10	0.34	4.76	32.08	−2.16	−5.67	−9.8	34.0
3	34.23	1.79	0.08	73.98	1.10	3.03	40.67	−3.0	−3.05	36.4	40.89
3	34.22	1.8	0.09	74.0	1.21	3.01	41.81	−3.20	−3.09	36.7	41.0
4	34.24	1.91	0.04	85.25	1.34	0.66	52.01	−3.25	−0.70	27.2	52.11
4	33.10	1.88	0.33	84.91	1.41	0.71	51.91	−3.19	−0.67	26.8	54.12
5	37.89	0.91	0.01	94.43	−1.12	0.41	56.54	−2.03	−0.31	20.1	56.58
5	37.78	0.89	0.02	94.54	−1.42	0.55	56.76	−2.31	−0.53	22.2	55.80
6	37.66	0.87	0.03	95.10	−1.39	0.46	57.63	−2.29	−0.55	23.4	55.90
6	37.45	0.79	0.02	96.01	−1.35	0.42	56.91	−2.31	−0.47	22.9	56.21