Na-22
Standard Capsule Designs.
Activity Tolerance
± 15% from nominal.
Recommended Working Life
See Technical Information section.
Only typical sources are listed; inquiries are invited for alternative capsule designs and activities.
For High Energy Gamma or positron applications these Na-22 sources offer a high energy gamma line at 1275keV, along with β+ annihilation emissions at 511keV. The activity is in a stable, homogeneous active element.

3000 capsule
Double-encapsulated stainless steel source. ISO rating: C66545.
Nominal Activity | Part Numbers | Regulatory | |
mCi | MBq | 3000 | SS&DR / SFC |
0.001 | 0.037 | NA230000001U | Yes / Yes |
0.01 | 0.37 | NA230000010U | Yes / Yes |
0.1 | 3.7 | NA230000100U | Yes / Yes |
0.5 | 18.5 | NA230000500U | Yes / Yes |
1 | 37 | NA230000001M | Yes / Yes |
10 | 370 | NA230000010M | Yes / Yes |
Availability: 4 weeks |
3025 capsule
Single-encapsulated stainless steel source. ISO rating: C66434.
Nominal Activity | Part Numbers | Regulatory | |
mCi | MBq | 3025 | SS&DR / SFC |
0.001 | 0.037 | NA230250001U | Yes / Yes |
0.01 | 0.37 | NA230250010U | Yes / Yes |
0.1 | 3.7 | NA230250100U | Yes / Yes |
0.5 | 18.5 | NA230250500U | Yes / Yes |
1 | 37 | NA230250001M | Yes / Yes |
10 | 370 | NA230250010M | Yes / Yes |
Availability: 4 weeks |