200mm Sieve. 20micron Back Catalog number: 8700S-20 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8700B-18 200mm Sieve. 32micron Price on request 8700B-15 200mm Sieve. 90micron Price on request 8700S-15 200mm Sieve. 90micron Price on request