Deuterium Lamp, SPD-M10Avp/M20A (2000hr) Back Catalog number: CTS-21694 Availability: In the manufacturer's stock Price on request - + Recommended 5610100700 Boron - B, Coded HC Lamp, 1/pk 649,56 € 5610100400 Barium - Ba, Coded HC Lamp, 1/pk 637,50 € 5610125700 Niobium - Nb, Uncoded HC Lamp, 1/pk 480,67 €