PTFE Beaker Back Catalog number: A135-5000 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8700S-16 200mm Sieve. 75micron Price on request 8644S6-50S 50 * 50mm Stainless 316 240grit Price on request 8700B-16 200mm Sieve. 75micron Price on request