Microgray is 0.000001 gray units.
Microgray to Milligray
Convert Microgray (uGy) to Milligray (mGy) instantly. Free online radiation converter with formulas, tables and examples.
Reserved for a responsive leaderboard above the conversion details.
Professional calculator style
World-scale conversion engine
30+ categories
6,500+ units
Instant results
Offline ready
Converter
Radiation Converter
Convert radioactivity, absorbed dose, and equivalent dose units by compatible radiation family.
Context values
Some unit families need one extra value for a physically accurate result.
Milligray is 0.001 gray units.
mGy = uGy × 0.001
Results update instantly for Microgray to Milligray conversions.
Reserved above the conversion cards and below the converter.
Formula
1 Microgray = 0.001 Milligray
mGy = uGy × 0.001
uGy = mGy ÷ 0.001
Conversion table
| 1 uGy | 0.001 mGy |
| 2 uGy | 0.002 mGy |
| 5 uGy | 0.005 mGy |
| 10 uGy | 0.01 mGy |
| 20 uGy | 0.02 mGy |
| 50 uGy | 0.05 mGy |
| 100 uGy | 0.1 mGy |
Related conversions
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many Milligrays are in one Microgray?
One Microgray equals 0.001 Milligrays.
How do I convert Microgray to Milligray?
Multiply the number of Micrograys by 0.001 to get Milligrays. To go the other way, multiply Milligrays by 1000 (or divide by 0.001) to get Micrograys.
Is this conversion exact?
Yes. This conversion uses the exact defined relationship between Microgray and Milligray, so the result shown is mathematically precise (rounded only for display).
When is Microgray to Milligray conversion commonly used?
It is commonly used in nuclear medicine, radiation safety, health physics, and scientific research involving radioactivity and radiation dose.
Reserved between the FAQ and the article so the page stays balanced.
About this conversion
Microgray and Milligray are units used in the radiation family of measurements. Both units measure absorbed radiation dose (energy deposited per unit mass). This converter uses the precise relationship 1 Microgray = 0.001 Milligrays (equivalently 1 Milligray = 1000 Micrograys), so results stay accurate for nuclear medicine, radiation safety, health physics, and scientific research.