50 * 50mm PTFE (Teflon) Back Catalog number: 8644T-50 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 6310001200 Graphite tubes, partitioned, 10/pk 19 114,96 Kč 8700B-10 200mm Sieve. 250micron Price on request 8700B-06 200mm Sieve. 600micron Price on request