Use
Calibration of β-ray detector and β-ray spectrometer.
Recommended Working Life
5 years
No. | Overall Dimensions | Active Dimensions | Emission Rate |
mm | mm | α particles/min·2π | |
1 | Ф 18 × (1~3) | Ф 10 | 103~105 |
2 | Ф 30 × (1~3) | Ф 25 | |
3 | Ф 60 × (1~3) | Ф 50 |
Note:
1.Overall uncertainty (k=2): first class standard source ≤3%, second class standard source ≤5%.
2.Inquiries are invited for alternative sizes and activities.
3.Typical nuclides: 90Sr-90Y、204Tl、60Co、137Cs etc.
