SARGENT-WELCH SCIENTIFIC CO

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Key Chemicals & Polymers All New 7th Edition One-page reviews packed with data on the current economic status and short-term outlook for 46 large-volume chemical industry products. The 46 products are-. Acetone Acrylics Ammonia Benzene Butadiene Carbon black Carbon dioxide Caustic soda Chlorine Cyclohexane DMT/PTA Epoxies Ethanol Ethylene Ethylene oxide Formaldehyde High-density polyethylene Hydrogen Lime Low-density polyethylene Methanol Methylene chloride Nitrogen

Nylon Oxygen Phenol Phenolics Phosphoric acid Phosphorus Polyester Polyesters Polypropylene Polystyrene Polyvinyl chloride Potash Propylene Soda ash Styrene Sulfur Sulfuric acid Titanium dioxide Toluene diisocyanate (TDI) Urea Vinyl acetate Vinyl chloride p-Xylene

If you're interested in the best buys in lab equipment, you'll want a copy of this quarterly... τι

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LABORATORY SUPPMES

This is a periodic supplement to M the Sargent-WeleS general catalog. In it you will fincf new products, special values and even a free bonus offer. Remember: Sargent-Welch offers you the finest quality and the highest standard of service. Don't miss the latest of the best... send for your copy today.

Chemical & Engineering News Distribution Dept. 1 1 5 5 - 16th St., N.W. Washington, D.C. 20036 Please send copies of Key Chemicals & Polymers (7th Edition) at S5.00 per copy (S4.00 per copy for orders of more than 10). On orders of $20 or less please send payment with order.

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SARGENT-WELCH SCIENTIFIC CO. 7300 N. Linder Ave., Skokie, IL 60077

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CIRCLE 149 ON READER SERVICE CARD ANALYTICAL CHEMISTRY, VOL. 59, NO. 2, JANUARY 15, 1987 · 95 A