50 * 50mm Borosilicate glass (pyrex) Back Catalog number: 8644AB-50 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8644AB-100 100 * 100mm Borosilicate glass (pyrex) Price on request 8370H-100S 100mm dia Funnel box of 50. Sterile Price on request 8600M-10 Sample splitter. 10mm Price on request