50 * 50mm HDPE Opaque Back Catalog number: 8644H-50 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8700S-09 200mm Sieve. 300micron Price on request 8703A-15 15ml Automatic burette Price on request 8700B-18 200mm Sieve. 32micron Price on request