Phenolic Content and Antioxidant and Antimicrobial Activities of Malva sylvestris L., Malva oxyloba Boiss., Malva parviflora L., and Malva aegyptia L. Leaves Extract

Table 2

Absorption values of several concentrations of the standard gallic acid [14].

The concentration of gallic acid (μg/ml)	Absorption at λmax = 765 nm
0.0	0.00
10	0.14
40	0.49
50	0.55
70	0.79