50 * 50mm PS Back Catalog number: 8644PS-50 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8700S-13 200mm Sieve. 125micron Price on request A333-100 PTFE Scoop Price on request 8509A-500 Aluminium Case 500 * 225 * 75 Price on request