50 * 50mm PP Back Catalog number: 8644PP-50 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8505A-01 Standrad case Price on request 8370H-200S 200mm dia Funnel box of 10 Sterile Price on request 8700S-14 200mm Sieve. 106micron Price on request