Teflon Bag, Septum Valve (50L) Back Catalog number: TE-28 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 375-0009-01 Carrying Case for Nephelometer Price on request 811-0921-01-R GilAir Plus impinger Bracket for single impinger h Price on request 563-0609-06-R 3/8" ID PVC Tubing, per foot Price on request