Kumari1, A.; Berar2, U.; Agnihotri2, R.; Agnihotri1, N. Trace Determination of Tin(II) Using 6-Chloro-3-Hydroxy-2-{(E)-1’-Methyl-2’-Phenylvinyl}-4-Oxo-4H-1-Benzopyran As Analytical Reagent. ajc 2016, 29, 76-80.