With its smooth, non-porous bore, B-44-4X Tubing ensures a bacterial-free fluid path in a wide variety of processing applications. Offers dependable performance in countless filling, draining, transfer and processing applications. Its smooth, non-porous bore in-hibits particle entrapment, promoting a sanitary fluid path by minimizing potential for bacterial growth. It has outstanding resistance to harsh alkaline cleaners and is equally unaffected by commonly used sanitizers. Complete clarity for positive visual inspection and flow control. Autoclavable, Gas (Ethylene Oxide). Durometer Hardness Shore A, 65.** Note: Higher durometer values correlate with stiffer less flexible tubing.