Source Sets
Our 1-inch alpha, beta, and gamma sources are available in four source sets: S-7 (1 ea. alpha, 1 ea. beta, 1 ea. gamma), S-8 (1 ea. alpha, 2 ea. beta, 2 ea. gamma), S-13 (8 ea. gamma), and S-PTC (6 ea. gamma). The S-13 source set contains eight gamma sources and is especially well suited for scintillation spectroscopy experimentation requiring a wide range of gamma energies. All sets are packaged in sturdy plastic cases suitable for storage. The S-PTC source set contains six gamma sources designed for use with Genie 2000 to perform Peak-To-Total calibration for coincidence summing correction.
| Model No. |
Radionuclides | Activity | Half-Life | Radiation | |
| S-7 | Polonium-210 Strontium-90 Cobalt-60 |
0.1 µCi 0.1 µCi 1.0 µCi |
138 d 28.5 y 5.27 y |
alpha β β, γ |
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| S-8 | Polonium-210 Strontium-90 Cobalt-60 Thallium-204 Cesium-137 |
0.1 µCi 0.1 µCi 1.0 µCi 1.0 µCi 5.0 µCi |
138 d 28.5 y 5.27 y 3.78 y 30.2 y |
alpha β β, γ EC , β β, γ |
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| S-13 | Cobalt-57 Cobalt-60 Sodium-22 Manganese-54 Cesium-137 Barium-133 Cadmium-109 1 "unknown" |
1.0 µCi 1.0 µCi 1.0 µCi. 1.0 µCi 1.0 µCi 1.0 µCi 1.0 µCi (mixture of Cesium-137 and Zinc-65) |
271 d 5.27 y 2.6 y 312 d 30.2 y 10.5 y 464 d |
EC , γ β, γ EC, β+, γ EC , γ β, γ EC , γ EC , γ β, EC, β+, γ |
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| S-PTC | Cadmium-109 Cobalt-57 Cesium-137 Manganese-54 Tin-113 Zinc-65 |
1.0 µCi 1.0 µCi 1.0 µCi. 1.0 µCi 1.0 µCi 1.0 µCi |
464 d 271 d 30.2 y 312 d 115 d 244 d |
EC , γ EC, γ β, γ γ γ EC, γ |
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Note to our International Customers: If you would like a quote on this product, please contact your Local Sales Office for assistance. |
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| Models | Description | |
| S-13 | 1 Inch Source Set | |
| S-7 | 1 Inch Source Set | |
| S-8 | 1 Inch Source Set | |
QUESTIONS? 
In the United States
(800) 243-3955
Outside United States:
(203) 238-2351





