200mm Sieve. 20micron Back Catalog number: 8700B-20 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8700B-07 200mm Sieve. 500micron Price on request 8700B-10 200mm Sieve. 250micron Price on request 8703A-10 10ml Automatic burette Price on request