{"product_id":"g24780e","title":"G24780E ^+ CI-21BG Russian Beta \u0026 Gamma Geiger Tube","description":"Russian Geiger tube type CI-21BG is a glass type 70mm x 10mm diameter - 350V to 450V operating voltage tube. It detects beta and gamma rays and here in Arizona it produces a background click rate of 1 per minute. New Old Stock. Item has been tested prior to shipping. Note: This tube is meant to detect high levels of gamma radiation so it will not be as sensitive as an SBM-20 or STS-5. This will work with our \u003ca href=\"\/en-ca\/products\/C8600ASB\"\u003eC8600ASB Geiger Counter\u003c\/a\u003e (sold separately).","brand":"The Electronic Goldmine","offers":[{"title":"Default Title","offer_id":43509767438586,"sku":"G24780E","price":29.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/8595\/3530\/products\/G24780B.jpg?v=1665118509","url":"https:\/\/theelectronicgoldmine.com\/en-ca\/products\/g24780e","provider":"The Electronic Goldmine","version":"1.0","type":"link"}