Radioactivity is the process by which an unstable atomic nucleus loses energy by radiation. It is measured in becquerels (Bq).
1 nGy = 1.0000e-6 mGy 
1 mGy = 1,000,000 nGy 
उदाहरण: 
कन्वर्ट 15 NanoGray से MilliGray:
15 nGy = 1.5000e-5 mGy 
| NanoGray | MilliGray | 
|---|---|
| 0.01 nGy | 1.0000e-8 mGy | 
| 0.1 nGy | 1.0000e-7 mGy | 
| 1 nGy | 1.0000e-6 mGy | 
| 2 nGy | 2.0000e-6 mGy | 
| 3 nGy | 3.0000e-6 mGy | 
| 5 nGy | 5.0000e-6 mGy | 
| 10 nGy | 1.0000e-5 mGy | 
| 20 nGy | 2.0000e-5 mGy | 
| 30 nGy | 3.0000e-5 mGy | 
| 40 nGy | 4.0000e-5 mGy | 
| 50 nGy | 5.0000e-5 mGy | 
| 60 nGy | 6.0000e-5 mGy | 
| 70 nGy | 7.0000e-5 mGy | 
| 80 nGy | 8.0000e-5 mGy | 
| 90 nGy | 9.0000e-5 mGy | 
| 100 nGy | 1.0000e-4 mGy | 
| 250 nGy | 0 mGy | 
| 500 nGy | 0.001 mGy | 
| 750 nGy | 0.001 mGy | 
| 1000 nGy | 0.001 mGy | 
| 10000 nGy | 0.01 mGy | 
| 100000 nGy | 0.1 mGy |