Table 3. Surfactant Concentration and Surface Tension Values for LA-7 and SDS Solutions at 23 °C.

cmc LA-7g/100 cm3	surface tension (mN/m)	cmc SDSg/100 cm3	surface tension (mN/m)
0.001	73.83	0.001	72.60
0.01	72.89	0.01	69.77
0.1	59.98	0.1	63.03
0.4	43.30	0.4	56.28
0.6	37.64	0.8	46.39
0.8	35.11	1	44.32
1	34.07	2	43.83
2	32.35	3	43.36
3	30.47	5	42.94
5	29.38