Table 1.

Effect of sonication time on pH of MPL and MPC.

Sonication time (min)	pH
	MPL	MPC
0	6.54 ± 0.008	7.21 ± 0.005
3	6.48 ± 0.000	7.23 ± 0.004
6	6.45 ± 0.012	7.25 ± 0.000
9	6.41 ± 0.012	7.25 ± 0.004
12	6.48 ± 0.008	7.22 ± 0.017