title: Spectrophotometric determination of tellurium in trace quantities by use of an ion-association complex.
abstract: The formation of an ion-association complex by the interaction of iodotellurate(IV) with cetyltrimethylammonium bromide is used as the basis of an extractive procedure to determine tellurium in the range 2.5-12.5 mug in a final aqueous phase volume of 20 ml. The method is simple, reliable and sensitive. Selectivity is achieved by separation of tellurium on aluminium hydroxide as collector.
authors.affiliation: Department of Chemistry, Indian Institute of Technology, Madras. 600 036, India.
authors.forename: M
authors.initials: M
authors.lastname: Vijayakumar
authors.forename: T V
authors.initials: TV
authors.lastname: Ramakrishna
authors.forename: G
authors.initials: G
authors.lastname: Aravamudan