An improved commercial method for determination of nicotine in tobacco

Md Wasim Aktar, M. Paramasivam, Dwaipayan Sengupta*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

1 Citation (Scopus)

Abstract

A high-pressure thin-layer chromatography (HPTLC) method for quantitative analysis of nicotine in Nicotiana sp. was developed using a methanol extract of leaves and stems and TLC plates (silica gel 60 GF254) with spot visualization under ultraviolet (UV) light. Scanning at 235 nm in the absorption-reflection mode produced linear calibration curves in the range of 2 to 25 g, with a correlation coefficient of 0.991. The average recovery rate was 95% (CV % 1.35). From the present study, the lower limit of detection was 0.08 g spot-1 for the nicotine. The validity of the method was confirmed by comparing the UV spectra of the tobacco plant samples with standards within the same Rf window.

Original languageEnglish
Pages (from-to)36-40
Number of pages5
JournalJournal of Herbs, Spices and Medicinal Plants
Volume16
Issue number1
DOIs
Publication statusPublished - Jan 2010
Externally publishedYes

Keywords

  • Analysis
  • Formulation
  • HPTLC

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