200mm Sieve. 20micron Back Catalog number: 8700B-20 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8500A-01 Superior case Price on request 8644N-50 50 * 50mm Nylon (Polyamide) 6/6, FDA Grade, Price on request 8700B-12 200mm Sieve. 150micron Price on request