Berkeley Nucleonics offers a comprehensive range of check sources and disk sets for precise calibration and verification of Isotope Identification Devices (IIDs), including radiation isotope identifiers, SPRDs, and gamma spectrometers. Designed for applications in homeland security, environmental monitoring, research, and nuclear power, our high-quality calibration solutions ensure accurate performance and compliance with industry standards. Compatible with devices like the SAM 940, these calibration accessories are ideal for optimizing radiation detection and isotope analysis equipment. Contact us to find the perfect solution for your needs.
Overview
|
Isotope |
Atomic Number |
Half-life |
Mass Number |
Decay Mode |
|
Barium 133 (Ba-133) |
56 |
10.551 years |
133 (77 neutrons) |
Electron Capture |
|
Carbon 14 (C-14) |
6 |
5700 years |
14 (8 neutrons) |
Beta |
|
Cadmium 109 (Cd-109) |
48 |
461.9 days |
109 (61 neutrons) |
Electron Capture |
|
Cobalt 57 (Co-57) |
27 |
271.74 days |
57 (30 neutrons) |
Electron Capture |
|
Cobalt 60 (Co-60) |
27 |
5.27 years |
60 (33 neutrons) |
Beta |
|
Cesium 137 (Cs137) |
55 |
30.08 years |
137 (82 neutrons) |
Beta |
|
Europium 152 (Eu-152) |
63 |
13.51 Years |
152 (89 neutrons) |
Electron Capture |
|
Iron 55 (Fe-55) |
26 |
2.744 years |
55 (29 neutrons) |
Electron Capture |
|
Manganese 54 (Mn-54) |
25 |
312.2 days |
54 (29 neutrons) |
Electron Capture |
|
Sodium 22 (Na-22) |
11 |
2.6 years |
22 (11 neutrons) |
Beta |
|
Polonium (Po-210) |
84 |
138.37 days |
210 (126 neutrons) |
Alpha |
|
Strontium (Sr-90) |
38 |
28.79 years |
90 (52 neutrons) |
Beta |
|
Thallium 204 (Tl-204) |
81 |
3.78 years |
204 (123 neutrons) |
Beta |
|
Zinic 65 (Zn-65) |
25 |
243.93 days |
54 (29 neutrons) |
Electron Capture |
The RSS2 source set is used for determining the resolving time of GM counters. It consists of 3 half-disks: 2 contain Tl-204 and 1 is left blank (contains no material).
All RSS2 sources have an uncertainty of ± 20% of the labeled activity.
| RSS2 | (2) Tl-204, 5 μCi (185 kBq), sealed half-disk sources |
| (1) Blank half-disk |
| RSS2EU | (2) Tl-204, 0.25 μCi (9.25 kBq), sealed half-disk sources |
| (1) Blank half-disk |
The RSS3 source set is designed for demonstrating the basic characteristics of radiation. It consists of 3 disk sources: 1 gamma emitter, 1 beta emitter, and 1 alpha emitter.
All RSS3 sources have an uncertainty of ± 20% of the labeled activity.
| RSS3 | (1) Co-60, 1 μCi (37 kBq), sealed disk (1″ diameter) |
| (1) Sr-90, 0.1 μCi (3.7 kBq), sealed disk (1″ diameter) | |
| (1) Po-210, 0.1 μCi (3.7 kBq), unsealed disk (1″ diameter) |
| RSS3UN | (1) Co-60, 0.5 μCi (18.5 kBq), sealed disk (1″ diameter) |
| (1) Sr-90, 0.1 μCi (3.7 kBq), sealed disk (1″ diameter) | |
| (1) Po-210, 0.1 μCi (3.7 kBq), unsealed disk (1″ diameter) |
The RSS5 source set is designed for demonstrating the basic characteristics of radiation. It consists of 5 disk sources: 2 gamma emitters, 2 beta emitters, and 1 alpha emitter.
All RSS5 sources have an uncertainty of ± 20% of the labeled activity.
| RSS5 | (1) Co-60, 1 μCi (37 kBq), sealed disk (1″ diameter) |
| (1) Cs-137, 5 μCi (185 kBq), sealed disk (1″ diameter) | |
| (1) Tl-204, 1 μCi (37 kBq), sealed disk (1″ diameter) | |
| (1) Sr-90, 0.1 μCi (3.7 kBq), sealed disk (1″ diameter) | |
| (1) Po-210, 0.1 μCi (3.7 kBq), unsealed disk (1″ diameter) |
| RSS5EU | (1) Co-60, 1 μCi (37 kBq), sealed disk (1″ diameter) |
| (1) Cs-137, 0.25 μCi (9.25 kBq), sealed disk (1″ diameter) | |
| (1) Tl-204, 0.25 μCi (9.25 kBq), sealed disk (1″ diameter) | |
| (1) Sr-90, 0.1 μCi (3.7 kBq), sealed disk (1″ diameter) | |
| (1) Po-210, 0.1 μCi (3.7 kBq), unsealed disk (1″ diameter) |
The RSS8 source set is designed for gamma spectroscopy. It consists of 8 different gamma emitting isotopes that cover the entire range from 32 keV to 1332.49 keV.
All disk sources have an uncertainty of ± 20% of the labeled activity unless calibrated (± 5%) for an additional cost.
| RSS8 | (1) Ba-133, 1 μCi (37 kBq), sealed disk (1″ diameter) |
| (1) Cd-109, 1 μCi (37 kBq), sealed disk (1″ diameter) | |
| (1) Co-57, 1 μCi (37 kBq), sealed disk (1″ diameter) | |
| (1) Co-60, 1 μCi (37 kBq), sealed disk (1″ diameter) | |
| (1) Cs-137, 1 μCi (37 kBq), sealed disk (1″ diameter) | |
| (1) Mn-54, 1 μCi (37 kBq), sealed disk (1″ diameter) | |
| (1) Na-22, 1 μCi (37 kBq), sealed disk (1″ diameter) | |
| (1) “Mixed Unknown” – Cs-137, Zn-65; 0.5 μCi (18.5 kBq), 1 μCi (37 kBq); sealed disk (1″ diameter) |
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