Thumb Tubes Back Catalog number: 5055A-50S Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8003-0712 Aluminum-Al, 50mm coded HC Lamp, PE AA 673,45 € 5610134300 Germanium-Ge, Coded UltrAA HC Lamp, 1/pk 993,25 € 8003-0891 Calcium-Ca, 50mm coded HC Lamp, PE AA 693,94 €