ampac barrier tube film can be formed into an easytoseal, easytoopen, single or sampleuse tube package for a wide variety of healthcare, personal product, and consumer applications. developed initially for singleuse personal care product applications, the apex barrier tube film can be utilized by packagers for a wide variety of applications that require superior oxygen barrier properties. the film is a seven or ninelayer coextruded film and that provides an excellent solution for unitofdose manufacturers who need a durable, heatsealable barrier film for their product.