100 * 100mm PVC Back Catalog number: 8644PVC-100 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8644T-50 50 * 50mm PTFE (Teflon) Price on request 8644PP-50 50 * 50mm PP Price on request 8700B-17 200mm Sieve. 53micron Price on request