Table 1. Caffeine concentration and volumes of a stock solution of dichloromethane solution at 10 mg.mL-1 and pure dichloromethane for preparation of calibration curve

From

TLC Procedure for Determination of Approximate Contents of Caffeine in Food and Beverages

Carmen Palacios, Maria L. F. Salatino, Antonio Salatino

World Journal of Chemical Education. 2017, 5(5), 148-152 doi:10.12691/wjce-5-5-1