Enhancing the Solubility of Curcumin Metal Complexes and Investigating Some of Their Biological Activities

Table 4

Solubility of the complex in the water at different ultrasound wave times.

Times (min)	Solubility (mg/ml)
	Cur-Fe(III)	Cur-Ca(II)	Cur-Zn(II)
1	(0.0709 ± 0.002)^l	(0.2387 ± 0.005)^f	(0.1862 ± 0.007)^h
3	(0.1047 ± 0.004)^k	(0.2583 ± 0.006)^d	(0.1880 ± 0.005)^h
5	(0.1253 ± 0.001)^j	(0.3713 ± 0.003)^c	(0.2302 ± 0.004)^g
7	(0.1618 ± 0.002)^i	(0.4167 ± 0.006)^a	(0.2664 ± 0.006)^d
9	(0.1302 ± 0.005)^j	(0.3796 ± 0.001)^b	(0.2484 ± 0.002)^e

In the same column, different values indicate differences according to the columns ().