PTFE Beaker Back Catalog number: A135-10 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8644H-100 100 * 100mm HDPE Opaque Price on request 8644AB-50 50 * 50mm Borosilicate glass (pyrex) Price on request 8700B-16 200mm Sieve. 75micron Price on request