Convert Nanograys to Millirads
Convert Nanograys (nGy) to Millirads (mrad) instantly and accurately.
Conversion Formula
mrad = nGy × 0.0001
About Nanograys
The nanogray (nGy) equals 10⁻⁹ Gy. Background cosmic-ray dose rate at sea level is ~0.03-0.05 nGy/s; environmental low-dose-rate studies of DNA damage in cultured cells use nGy doses delivered over days; regulatory derived investigation levels for some radionuclides in food correspond to organ doses in nGy. 1 nGy = 10⁻⁹ Gy = 10⁻³ µGy.
About Millirads
The millirad (mrad) equals 10⁻³ rad = 10⁻⁵ Gy = 10 µGy. Older US health physics reports and NRC licence conditions quote occupational extremity doses in mrad; some film badge dosimetry reports still use mrad for historical continuity. 1 mrad = 10⁻³ rad = 10⁻⁵ Gy = 10 µGy.
Quick Reference Table
| Nanograys (nGy) | Millirads (mrad) |
|---|---|
| 1 nGy | 0.0001 mrad |
| 2 nGy | 0.0002 mrad |
| 5 nGy | 0.0005 mrad |
| 10 nGy | 0.001 mrad |
| 25 nGy | 0.0025 mrad |
| 50 nGy | 0.005 mrad |
| 100 nGy | 0.01 mrad |