Cole-Parmer has been a leading global source of laboratory and industrial fluid handling products, instrumentation, equipment, and supplies since 1955. Our product lines, including popular brand names such as Masterflex®, Oakton®, Digi-Sense™, and more, are sold through company-owned customer channel outlets and a strong network of international dealers. We also feature an ISO-17025-accredited metrology lab for instrument calibration and repair. Cole-Parmer responds with excellence to customer needs, and offers application expertise and technical support. For more information, contact Cole-Parmer, 625 East Bunker Court, Vernon Hills, IL 60061. In the U.S., call 800-323-4340. International customers, call 847-549-7600. Visit us at www.coleparmer.com.