Micro Thumb tubes *100 Back Catalog number: 5054P-6 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 5610122000 Aluminium - Al, Uncoded HC Lamp, 1/pk 535,38 € 5610127300 Sodium - Na, Uncoded HC Lamp, 1/pk 479,81 € 5610103800 Niobium - Nb, Coded HC Lamp, 1/pk 636,35 €