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- Ideal for testing all sorts of radiation detection equipment, our inexpensive Geiger Counter Test Sample is handy, easy to use, and safe..
- It consists of a card with a small radioactive source attached to the back. The card is enclosed in 4 mil plastic making it waterproof and durable.....
- Simply place your radiation detection instrument (or its probe) on the rear of the card and you will instantly know if your Geiger counter is....
- The Geiger Counter Test Sample provides low-level Gamma & Beta radiation which is easily picked up by common radiation detectors. Works with all....
- Please note: The color on the back of the test cards can change depending on the material being used. Do not worry you will still experience the same....