Sources are mounted in 2.5 cm diameter sealed plastic disks.
The sources are USNRC License Exempt (US only). Outside the US, consult local laws and regulations.
- Po-210, 0.1 µCi, 138 days, alpha
- Sr-90, 0.1 µCi, 28.6 years, beta
- Co-60, 1 µCi, 5.27 years, beta and gamma
https://www.pasco.com/products/lab-apparatus/atomic-and-nuclear/sn-8110#specs-panel
