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-19 200mm Sieve.25micron Price on request 8644N-50 50 * 50mm Nylon (Polyamide) 6/6, FDA Grade, Price on request A135-500 PTFE Beaker Price on request