Convert Millirem to Kilogray
Convert millirem to kilograys by entering a value below.
How to Convert Millirem to Kilograys
The millirem and kilogray are both units of radiation dose. By definition, 1 kilogray equals exactly 100000000 millirem. This means to convert millirem to kilograys, you divide by 100000000.
Formula
Step-by-Step Example
Convert 5 mrem to kilograys:
We need to convert millirem to kilograys
Since 1 kGy = 100000000 mrem, divide by 100000000
5 ÷ 100000000 = 5e-8
5 mrem = 5e-8 kGy
Millirem to Kilogray Conversion Table
Quick reference table for common millirem to kilogray conversions. Click any value for detailed calculation.
| Millirem (mrem) | Kilograys (kGy) |
|---|---|
| 0.1 mrem | 1e-9 kGy |
| 0.5 mrem | 5e-9 kGy |
| 1 mrem | 1e-8 kGy |
| 2 mrem | 2e-8 kGy |
| 5 mrem | 5e-8 kGy |
| 10 mrem | 1e-7 kGy |
| 25 mrem | 2.5e-7 kGy |
| 50 mrem | 5e-7 kGy |
| 100 mrem | 1e-6 kGy |
About These Units
Millirem (mrem)
A millirem (mrem) equals 0.001 rem or 10 μSv. US dosimetry standard: natural background 300-400 mrem/year, occupational limit 5,000 mrem/year, public limit 100 mrem/year above background. Chest X-ray: ~2 mrem.
Kilogray (kGy)
A kilogray (kGy) equals 1,000 grays. Used for industrial irradiation: food preservation 1-10 kGy, medical device sterilization 25-50 kGy, cross-linking polymers 50-200 kGy. Far above any biological survivability.
Frequently Asked Questions
How do I convert millirem to kilograys?
To convert millirem to kilograys, divide the value by 100000000. For example, 10 mrem = 1e-7 kGy.
How many kilograys are in 1 millirem?
1 millirem equals 1e-8 kilograys.
What is the formula for millirem to kilograys?
The formula is: kGy = mrem ÷ 100000000.