Axygen Heatseal Film Alum Pierc Pk100 HS-300 Unit PK. The patented metalized window technology prevents light oxygen and moisture from interfering with the development of heat and protects the film from cuts abrasions and tears. The release layer also allows recovery of valuable metals and the stabilization of samples. The Axygen Heatseal Film Alum Pierc Pk100 HS-300 features heat seal technology that allows multiple openings for easy and efficient use. Specifications for Axygen Heatseal Film Alum Pierc Pk100 HS-300: Catalog number: 89208-734 Type: DISPOSABLE PLASTICS Description: HEATSEAL FILM ALUM PIERC PK100 Supplier Number: HS-300 Package Contents: Axygen Heatseal Film Alum Pierc Pk100 HS-300 / 89208-734 The Axygen Heatseal Film Alum Pierc Pk100 HS-300 is a quality addition to the Axygen lineup. For more great deals on Laboratory Media by Axygen please browse our Axygen Laboratory Media page. Axygen Heatseal Film Alum Pierc Pk100 HS-300 Unit PK