Optimal Extraction of Gallic Acid from Suaeda glauca Bge. Leaves and Enhanced Efficiency by Ionic Liquids

Figure 1

Effect of temperature (a), liquid-solid ratio (b), and time (c) on the extraction efficiency of gallic acid with 70% ethanol as solvent. Extraction efficiency is expressed as measured values of sample mass.

(a)

(b)

(c)