Simple and Rapid Spectrophotometric Method for Quality Determination of Roselle (Hibiscus sabdariffa)

Authors

Tasamaporn Sukwattanasinit
Jankana Burana-osot
Uthai Sotanaphun

Abstract

A simple and rapid spectrophotometric method has been developed to determine the quality of roselle (Hibiscus sabdariffa). The absorbance at 530 nm (coloring intensity) and the ratio between the absorbances at 380 and 530 nm (degradation index) of its 5...

DOI

10.56808/3027-7922.1915

First Page

194

Last Page

199

Recommended Citation

Sukwattanasinit, Tasamaporn; Burana-osot, Jankana; and Sotanaphun, Uthai (2016) "Simple and Rapid Spectrophotometric Method for Quality Determination of Roselle (Hibiscus sabdariffa)," The Thai Journal of Pharmaceutical Sciences: Vol. 40: Iss. 4, Article 5.
DOI: https://doi.org/10.56808/3027-7922.1915
Available at: https://digital.car.chula.ac.th/tjps/vol40/iss4/5