Phthalic Anhydride. V-The Preparation of Phthalic Anhydride by the

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THE JOURNAL OF INDUSTRIAL AND ENGINEERING CHEMTXTRY

Vo1, 14, No. 2

Phthalic Anhydride. V-The Preparation of Phthalic Anhydride by the Catalysis of the Vapor Phase Reaction between Naphthalene and Atmospheric Air'jz By Courtney Conover and H.D.Gibbs COLORLABORATORY, BUREAUOP CHEMISTRY, WASHINGTON, D. C.