200mm Sieve. 250micron Back Catalog number: 8700B-10 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8644T-50 50 * 50mm PTFE (Teflon) Price on request 8700S-11 200mm Sieve. 180micron Price on request 8644H-100 100 * 100mm HDPE Opaque Price on request