PTFE Beaker Back Catalog number: A135-25 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8700S-17 200mm Sieve. 53micron Price on request 8370H-200S 200mm dia Funnel box of 10 Sterile Price on request 8600M-50 Sample splitter. 50mm Price on request