Remember when chemistry was new to you? Look over this PYREX® brand labware and you'll see there have been some changes since you were in high school. The students haven't changed, though. They're always our toughest customers. Remember that glassware-testing combination of enthusiasm and awkwardness? The trademark hasn't changed, either. Today's teachers know, as yours did, that PYREX brand labware gives that extra margin of durability and safety. Doesn't it follow that the ware that stands up to student use will give longer service and greater value in your lab? You might even find some real bargains for your lab among the items shown here. You'll also discover real bargains when you standardize on PYREX brand labware. It lasts longer, and quantity discounts can save you up to 28 cents on every dollar you spend. Laboratory Glassware Dept., Corning Glass Works, 7105 Crystal St., Corning, N.Y. COLOR-CODED REAGENT BOTTLES-with non-sticking polyethylene stoppers, these cost less than conventional bottles with glass stoppers. They're attractive, and M.C.A. colors make them more functional, too. No. 1552. WEST CONDENSER—the same old war horse you probably used in your high school lab. Sturdy. Fast condensing action. No. 2700. PINCHCOCK BURET—real economy where absolute precision isn't required. This costs 4 0 % less than a ground stopcock model. No. 2118 buret and tip. TEST TUBES—a great change here. Machine-made uniformity, stronger rims—much stronger than before. No. 9800. BOILING FLASK—a new heavy rim, neck and shoulder on our standard heavy-wall flask gives you the strength, the stability and heat resistance you need, all at a school-economy price. No. 4060. GRADUATED CYLINDER—here's one to consider. Detachable plastic hex base. Replacement cylinders are available. Both cost considerably less than you would pay for conventional one-piece units. No. 3075. HEAVY-RIMMED GRADUATED BEAKERS AND ERLENMEYERS-we've put approximate graduations in white enamel on these sturdy items to make them more versatile in any lab. Beaker No. 1002. Erlenmeyer No. 4982.
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