100 * 100mm PTFE (Teflon) Back Catalog number: 8644T-100 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8703A-05 5ml Automatic burette Price on request 8700B-12 200mm Sieve. 150micron Price on request 8700S-03 200mm Sieve. 1mm Price on request