Product Summary
The following set of eight gamma sources are mounted in 2.5 cm diameter sealed plastic disks and require no licensing. Shown below are the isotopes, activity, half-life and types of radiation (beta-ß, gamma-γ).
The sources are USNRC License Exempt (US only). Outside the US, consult local laws and regulations.
- Co-60, 1 µCi, 5.27 years, beta and gamma
- Na-22, 1 µCi, 2.60 years, beta+ and gamma
- Eu-152, 0.5 µCi, 13.5 years, beta and gamma
- Cs-137, 0.25 µCi, 30.2 years, beta and gamma
- Ba-133, 1 µCi, 10.5 years, gamma
- Cd-109, 1 µCi, 464 days, gamma
- Co-57, 1 µCi, 270 days, gamma
- Zn-65, 1 µCi, 244 days, beta+
Radioactive Source Disclaimer
Local, national, and international regulations may restrict the purchase, storage, transport, use or disposal of radioactive sources. Please consult your local regulations to ensure your compliance before you purchase radioactive sources.
- PASCO advertised sources are direct shipped to customers from Spectrum Techniques (www.spectrumtechniques.com). Please review their "Terms and Conditions" page before purchasing.
- Once shipped, purchased sources are "Non-Cancellable" and "Non-Returnable". Radioactive sources cannot be returned under any circumstances including "End of Life" disposal.
- PASCO generally advertised sources are USNRC License Exempt (US only).
- International exempt sources (per the International Atomic Energy Agency) are available for international customers or by request.
Product Specifications
| Co-60 | 1 µCi, 5.27 year half-life, β, γ radiation |
| Na-22 | 1 µCi, 2.60 year half-life, β+, γ radiation |
| Eu-152 | 0.5 µCi, 13.5 years, beta and gamma |
| CS-137 | 0.25 µCi, 30.2 year half-life, β, γ radiation |
| Ba-133 | 1 µCi, 10.5 year half-life, γ radiation |
| Cd-109 | 1 µCi, 464 day half-life, γ radiation |
| Co-57 | 1 µCi, 270 day half-life, γ radiation |
| Zn-65 | 1 µCi, 244 days, beta+ |
| Stated Uncertainty | ± 15% |
