PTFE Beaker Back Catalog number: A135-25 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8370H-100 100mm dia Funnel box of 50 Price on request 8644H-50 50 * 50mm HDPE Opaque Price on request 8700S-10 200mm Sieve. 250micron Price on request