title: Lapachol: a new acid-base indicator.
abstract: Lapachol, a new one-colour acid-base indicator, is easily available from natural sources and gives a deep red colour with aqueous alkalies. Its transition range is found to be pH 4.8-5.8. It can be used for titration of strong acids with strong or weak bases.
authors.affiliation: Chemistry Department, University of Rajasthan, Jaipur-302004, India.
authors.forename: K C
authors.initials: KC
authors.lastname: Joshi
authors.forename: P
authors.initials: P
authors.lastname: Singh
authors.forename: G
authors.initials: G
authors.lastname: Singh