50 * 50mm PP Back Catalog number: 8644PP-50 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8644S4-50S 50 * 50mm Stainless 304 240grit Price on request 8700S-04 200mm Sieve. 850micron Price on request A135-25C Cover for PTFE Beaker Price on request