50 * 50mm Nylon (Polyamide) 6/6, FDA Grade, Back Catalog number: 8644N-50 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8700S-10 200mm Sieve. 250micron Price on request 8500A-01 Superior case Price on request 8700S-19 200mm Sieve.25micron Price on request