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Showing papers by "P A College of Engineering published in 2003"


Journal ArticleDOI
TL;DR: In this article, a simple and rapid spectrophotometric method for the determination of nitrite is described based upon simple diazotization reactions involving p-nitroaniline (PNA) and sulfanilamide (SA) with ethyl acetoacetate (EAA) as the coupling agent.

44 citations