Micro Thumb tubes *100 Back Catalog number: 5054P-6 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 5610127800 Thallium - Tl, Uncoded HC Lamp, 1/pk 545,57 € 5610127400 Strontium - Sr, Uncoded HC Lamp, 1/pk 489,07 € 5610107100 Ca - Mg, Coded HC Lamp, 1/pk 702,11 €