Teflon Bag, Septum Valve (0.5L) Back Catalog number: TE-25 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended 850190M Manual, Gilibrator-2 Price on request 360-0166-01 Manual, Gilian 800i Price on request TE-22 Teflon Bag, On-Off Valve (0.5L) Price on request