Convert Nanograys to Microrads

Convert Nanograys (nGy) to Microrads (µrad) instantly and accurately.

Nanograys (nGy)
Microrads (µrad)

Conversion Formula

µrad = nGy × 0.1

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 Microrads

The microrad (µrad) equals 10⁻⁶ rad = 10⁻⁸ Gy. Used in legacy US radiological instrumentation calibration documentation for very low-level survey instrument thresholds; some older NRC and EPA radiation protection records quote environmental dose rates in µrad/h when modern instruments report nGy/h. 1 µrad = 10⁻⁸ Gy = 10⁻² µGy.

Quick Reference Table

Nanograys (nGy)Microrads (µrad)
1 nGy0.1 µrad
2 nGy0.2 µrad
5 nGy0.5 µrad
10 nGy1 µrad
25 nGy2.5 µrad
50 nGy5 µrad
100 nGy10 µrad

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