title: Colorimetric determination of reserpine in polyherbal formulations.
abstract: A simple spectrophotometric method is reported her for the estimation of reserpine in polyherbal formulations. Estimation is based on the reaction with3-methylbenzolinone-2hydrazone (MBTH) reagent in presence of cerric ammonium sulphate to yield a violet coloured chromogen, which exhibits and absorption maxima at 580 nm. The chromogen is stable for 10 minutes.
authors.affiliation: J.S.S College of Pharmacy, Ootacamund - 643 001, Tamil Nadu, India.
authors.forename: M A
authors.initials: MA
authors.lastname: Azan
authors.forename: A
authors.initials: A
authors.lastname: Rahamathullah
authors.forename: P J
authors.initials: PJ
authors.lastname: Reddy
authors.forename: R
authors.initials: R
authors.lastname: Dube