Cap for 3mL glass columns, esp. for LCTech P/N 13 Back Catalog number: 13491 Availability: In the manufacturer's stock Price on request - + Recommended 730457 Chromab. columns Florisil, 3mL, 200mg 126,75 € 2207 Spe-ed Cartridges CN Cyanopropyl, 1000mg/6ml, pk/30 Price on request 730502 Chromab. columns XTR, 3mL, 500mg 98,23 €