放射性是不稳定原子核因辐射失去能量的过程。它以Becquerels(BQ)进行测量。
1 C/kg = 232,560 cpm
1 cpm = 4.3000e-6 C/kg
例子:
将15 暴露(C/kg)转换为每分钟计数:
15 C/kg = 3,488,400 cpm
| 暴露(C/kg) | 每分钟计数 |
|---|---|
| 0.01 C/kg | 2,325.6 cpm |
| 0.1 C/kg | 23,256 cpm |
| 1 C/kg | 232,560 cpm |
| 2 C/kg | 465,120 cpm |
| 3 C/kg | 697,680 cpm |
| 5 C/kg | 1,162,800 cpm |
| 10 C/kg | 2,325,600 cpm |
| 20 C/kg | 4,651,200 cpm |
| 30 C/kg | 6,976,800 cpm |
| 40 C/kg | 9,302,400 cpm |
| 50 C/kg | 11,628,000 cpm |
| 60 C/kg | 13,953,600 cpm |
| 70 C/kg | 16,279,200 cpm |
| 80 C/kg | 18,604,800 cpm |
| 90 C/kg | 20,930,400 cpm |
| 100 C/kg | 23,256,000 cpm |
| 250 C/kg | 58,140,000 cpm |
| 500 C/kg | 116,280,000 cpm |
| 750 C/kg | 174,420,000 cpm |
| 1000 C/kg | 232,560,000 cpm |
| 10000 C/kg | 2,325,600,000 cpm |
| 100000 C/kg | 23,256,000,000 cpm |