Cover for PTFE Beaker Back Catalog number: A135-2000C Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8644T-100 100 * 100mm PTFE (Teflon) Price on request 8700S-07 200mm Sieve. 500micron Price on request 8700B-15 200mm Sieve. 90micron Price on request