from Gilson Inc for Seal, 4.5 mm, PLC 2050
O-RING,FOR P1000, F250-F1000,100 U from Gilson Inc
PIPETMAN Service Kits from Gilson Inc
Piston Seal and O-Ring, P10mLG, P10mLL (pack of 5 units each) from Gilson Inc
Seal Guide and O-Ring, P20G, P20L, P20L autoclavable (pack of 5 units each) from Gilson Inc