Quantitative Determination of Total Flavonoids in Blood-Red Hawthorn Leaves


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Abstract

A quantitative determination method for total flavonoids in blood-red hawthorn leaves recalculated as vitexin 2″-O-rhamnoside using difference spectrophotometry at 392 nm was developed. The error of a single determination of total flavonoids in blood-red hawthorn leaves was ± 1.57% with confidence probability 95%. The contents of total flavonoids in blood-red hawthorn leaves varied from 2.65 ± 0.05 to 3.53 ± 0.06%.

About the authors

V. A. Kurkin

Samara State Medical University

Author for correspondence.
Email: Kurkinvladimir@yandex.ru
Russian Federation, Samara, 443009

T. V. Morozova

Samara State Medical University

Email: Kurkinvladimir@yandex.ru
Russian Federation, Samara, 443009

O. E. Pravdivtseva

Samara State Medical University

Email: Kurkinvladimir@yandex.ru
Russian Federation, Samara, 443009

A. V. Kurkina

Samara State Medical University

Email: Kurkinvladimir@yandex.ru
Russian Federation, Samara, 443009


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