50 * 50mm PS Back Catalog number: 8644PS-50 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended A106-20 Micro Spatula. 316L stainless steel Price on request 8370B-100S 100mm dia Funnel box of 50 Sterile Price on request A105-30 PTFE Funnel Price on request