Ba-133
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 applications requiring a long half-life radionuclide, these sources offer a broad gamma spectrum between 122keV and ~1408keV. The activity is contained in a stable, homogeneous active element.

3000 capsule
Double-encapsulated stainless steel source. ISO rating: C66535.
Nominal Activity | Part Numbers | Regulatory | |
mCi | MBq | 3000 | SS&DR / SFC |
0.1 | 3.7 | EU230000100U | Yes / Yes |
0.25 | 9.25 | EU230000250U | Yes / Yes |
0.5 | 18.5 | EU230000500U | Yes / Yes |
1 | 37 | EU230000001M | Yes / Yes |
5 | 185 | EU230000005M | Yes / Yes |
10 | 370 | EU230000010M | Yes / Yes |
20 | 740 | EU230000020M | Yes / Yes |
Availability: 8 weeks |
3011 capsule
Double-encapsulated stainless steel source. ISO rating: C66545.
Nominal Activity | Part Numbers | Regulatory | |
mCi | MBq | 3011 | SS&DR / SFC |
0.1 | 3.7 | EU230110100U | Yes / Yes |
0.25 | 9.25 | EU230110250U | Yes / Yes |
0.5 | 18.5 | EU230110500U | Yes / Yes |
1 | 37 | EU230110001M | Yes / Yes |
5 | 185 | EU230110005M | Yes / Yes |
10 | 370 | EU230110010M | Yes / Yes |
20 | 740 | EU230110020M | Yes / Yes |
Availability: 8 weeks |
3015 capsule
Double-encapsulated stainless steel source. ISO rating: C66535.
Nominal Activity | Part Numbers | Regulatory | |
mCi | MBq | 3015 | SS&DR / SFC |
0.1 | 3.7 | EU230150100U | Yes / Yes |
0.25 | 9.25 | EU230150250U | Yes / Yes |
0.5 | 18.5 | EU230150500U | Yes / Yes |
1 | 37 | EU230150001M | Yes / Yes |
5 | 185 | EU230150005M | Yes / Yes |
10 | 370 | EU230150010M | Yes / Yes |
20 | 740 | EU230150020M | Yes / Yes |
Availability: 8 weeks |
3024 capsule
Double-encapsulated stainless steel source. ISO rating: C66535.
Nominal Activity | Part Numbers | Regulatory | |
mCi | MBq | 3024 | SS&DR / SFC |
0.1 | 3.7 | EU230240100U | Yes / Yes |
0.25 | 9.25 | EU230240250U | Yes / Yes |
0.5 | 18.5 | EU230240500U | Yes / Yes |
1 | 37 | EU230240001M | Yes / Yes |
5 | 185 | EU230240005M | Yes / Yes |
10 | 370 | EU230240010M | Yes / Yes |
20 | 740 | EU230240020M | Yes / Yes |
Availability: 8 weeks |
3201 capsule
Single-encapsulated stainless steel source. ISO rating: C66545.
Nominal Activity | Part Numbers | Regulatory | |
mCi | MBq | 3201 | SS&DR / SFC |
0.1 | 3.7 | EU232010100U | Yes / Yes |
0.25 | 9.25 | EU232010250U | Yes / Yes |
0.5 | 18.5 | EU232010500U | Yes / Yes |
1 | 37 | EU232010001M | Yes / Yes |
5 | 185 | EU232010005M | Yes / Yes |
10 | 370 | EU232010010M | Yes / Yes |
Availability: 8 weeks |
3402 capsule
Double-encapsulated stainless steel line source. Also available in titanium. ISO rating: C33222X.
Nominal Activity | Part Numbers | Regulatory | |
mCi | MBq | 3402 | SS&DR / SFC |
0.1 | 3.7 | EU234020100U | Yes / Yes |
0.25 | 9.25 | EU234020250U | Yes / Yes |
0.5 | 18.5 | EU234020500U | Yes / Yes |
1 | 37 | EU234020001M | Yes / Yes |
5 | 185 | EU234020005M | Yes / Yes |
10 | 370 | EU234020010M | Yes / Yes |
20 | 740 | EU234020020M | Yes / Yes |
Availability: 8 weeks |