Tungsten Lamp, i-Series Back Catalog number: CTS-21693 Availability: In the manufacturer's stock Price on request - + Recommended 5610127800 Thallium - Tl, Uncoded HC Lamp, 1/pk 550,64 € 412,98 € 5610107700 Phosphorus - P, Coded HC Lamp, 1/pk 826,43 € 619,83 € 5610127200 Silver - Ag, Uncoded HC Lamp, 1/pk 439,39 € 329,55 €