XRF test per item. Back Catalog number: XRF Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8370B-100S 100mm dia Funnel box of 50 Sterile Price on request 8644AB-50 50 * 50mm Borosilicate glass (pyrex) Price on request 8700S-01 200mm Sieve. 4mm Price on request