200mm Sieve. 250micron Back Catalog number: 8700S-10 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended A135-2000 PTFE Beaker Price on request 8644AB-50 50 * 50mm Borosilicate glass (pyrex) Price on request 8700S-04 200mm Sieve. 850micron Price on request