CrossTOX® columns for Myc. Scr.for up to 16 toxins Back Catalog number: 17901 Availability: In the manufacturer's stock Price on request - + Recommended 2207 Spe-ed Cartridges CN Cyanopropyl, 1000mg/6ml, pk/30 Price on request 13538 Filling Tool, 13mm diam. Price on request PL3540-P603VP VariPure(TM) IPE 1g/20mL, 25/pk Price on request