SGT Click-On Glass Indicating Oxygen Trap Back Catalog number: SGT-CO1021 Availability: In the manufacturer's stock Price on request - + Recommended OT3-2-SS 1/8in O2/H2O Trap w/SS Fitting 207,14 € BHT-2 Trap, Big Hydrocarbon, 1/8in 388,51 € MKI-U-T2GPH Hydrophobic TD Cold trap, UNITY 2/TD-100 2 356,84 €