Performance Maintenance Kit Back Catalog number: CTS-21729 Availability: In the manufacturer's stock Price on request - + Recommended 1980-1103 AdvanceBio Spin columns, <100uL, 25/pk 232,87 € 5021-1820 Flex capillary, 0.12x105mm, no fittings 42,95 € CTS-10814 Seal Wash Kit Price on request