Teflon Bag, On-Off Valve (50L) Back Catalog number: TE-24 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended TE-23 Teflon Bag, On-Off Valve (4.7L) Price on request 910-0104-02 GilAir-5 Clock [ATEX], Starter Kit, 230V, Euro Plu Price on request 380-0035-01 Nephelometer Pump Assy, Replacement Price on request