50 * 50mm Stainless 304 Bright Polish Back Catalog number: 8644S4-50B Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8700B-04 200mm Sieve. 850micron Price on request 8700B-05 200mm Sieve. 700micron Price on request A135-1000C Cover for PTFE Beaker Price on request