Duke Extrusion, a division of Duke Empirical, Inc. has established a “Stock Tubing Program” to save R&D Engineers time and money on developmental projects. Extrusions of Pebax and Nylon 12 are available in multiple sizes and wall thickness from 2 French up to 12 French. Stock tubing is available for overnight delivery and is extruded from USP Class 6 materials. Stock tubing is manufactured using a validated process and can be shipped with a certificate of compliance. Tubes come in straight (non-coiled) 48" lengths.