Thumb Tubes Box of 50 Back Catalog number: 5055A-50 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 5610103400 Mercury - Hg, Coded HC Lamp, 1/pk 597,34 € 5610119200 Copper - Zinc Cu-Zn, Coded HC Lamp, 1/pk 659,13 € 5610122900 Calcium - Ca, Uncoded HC Lamp, 1/pk 436,14 €