Methyl acetoacetate as a coupling agent in spectrophotometric determination of p-aminobenzoic acid by Azo-dye formation reaction
By: Uthman, Nabil Subayh; Salih, Zaynah Z.. College of Basic Education Researches Journal. Vol. 5, no. 3 (2007), pp.192-206, 15 p.
Subjects: Aminobenzoic acids