Block for Visible,for 5ml reaction vials 12x20,3mm Back Catalog number: MU22-00-508JK Manufacturer: HANGZHOU MIU INSTRUMENTS Availability: 4 weeks Price on request - + Recommended BR2000-STACK Stacking Platform, extra large 14"x12" with flat mat (3.0" separation) Price on request 67905-01 ML600 PCB ASSY CONTROLLER Price on request 61710-01 ML600/300 PROBE HOLDER+ Price on request