A new waveform regression spectrophtometric method for the determination of flavonoids in leaves of Lithocarpus polystachyus Rehd is presented in this paper.

• 研究了波形回归吸光光度法测定多穗柯叶中类黄酮含量的方法,与原比色法相比,具有较高的准确度和可靠性。