Anybody 's Phthalic Stepan Phthalic

With Stepan Phthalic Anhydride you have significant advantages. If your poly­ester resin production must be "water-white," you can use regular Stepan Phthalic. No need to stock a "special." Our naphthoquinone content reads "none"! Our color and heat stability color are superior. Many of our customers' polyester resins have a Gardner of less than 1. As an added benefit, we can produce phthalic efficiently from any of the three basic raw materials . . . a freedom of selection which assures you of a dependable and economical source of material at all times. May we discuss your requirements with you? Write or telephone us.

STEPAN CHEMICAL COMPANY, Edens & Winnetka, Northfield, Illinois · Telephone: 312-446-7500

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