title: Methods for the volumetric estimation of tea tannin in green-leaf and black tea. A new alkaline permanganate method.
authors.affiliation: The Tocklai Experimental Station, Indian Tea Association, Cinnamara, Assam, India.
authors.forename: D N
authors.initials: DN
authors.lastname: Barua
authors.forename: E A
authors.initials: EA
authors.lastname: Roberts