Cover for PTFE Beaker Back Catalog number: A135-25C Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8644N-50 50 * 50mm Nylon (Polyamide) 6/6, FDA Grade, Price on request 8700B-18 200mm Sieve. 32micron Price on request 8700S-16 200mm Sieve. 75micron Price on request