The Wheaton W225303 E-Z Crimper attaches 20mm standard aluminum seals to serum-finish bottles and vials. The adjustable stop provides consistency and enables operator to determine seal tightness, and tapered jaws ease access to vials stored in a rack. Ergonomic handles reduce operator fatigue. The crimper is autoclavable at 121 degrees C.

Wheaton Industries Inc. manufactures labware, instrumentation, and containers under the brands Wheaton Science Products and Wheaton Science Packaging. The company, founded in 1888 and headquartered in Millville, NJ, meets International Organization for Standardization (ISO) standards 9001/2008 and 14001/2004.