Thumb Tubes Box of 50 Back Catalog number: 5055A-50 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8003-0912 Mercury-Hg, 50mm coded HC Lamp, PE AA 763,91 € 5610125700 Niobium - Nb, Uncoded HC Lamp, 1/pk 450,47 € 5610108600 Iron - Fe, Coded UltrAA HC Lamp, 1/pk 998,55 €