Research Article

A Green and Efficient Method for the Preconcentration and Determination of Gallic Acid, Bergenin, Quercitrin, and Embelin from Ardisia japonica Using Nononic Surfactant Genapol X-080 as the Extraction Solvent

Table 4

The concentrations (mg g−1) of four analytes in the three batches of Ardisiajaponica from different area (mg g−1) .

AnalytesHubeiHunanGuizhou

Gallic acid
Bergenin
Quercitrin
Embelin

Note. Upper line: micelle-mediated extraction and cloud point preconcentration method. Lower line: conventional methanol extraction method.