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Convert Millirad [mrd] to Gray [Gy] - Radiation Dose Unit Converter
Easily convert absorbed radiation doses from millirad (mrd), a legacy CGS unit, to gray (Gy), the modern SI unit. Use this tool for medical, environmental, and dosimetry applications.
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Millirad [mrd] to Gray [Gy] Conversion Table
| Millirad [mrd] | Gray [Gy] |
|---|
Custom Unit Conversion Table Generator – Instant Printable Conversion Tables
Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.
Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.
Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.
| Millirad [mrd] | Gray [Gy] |
|---|
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What Is This Tool?
This converter transforms radiation absorbed dose values from millirad (mrd), a legacy unit, into gray (Gy), the SI standard unit for absorbed dose. It supports accurate translation of historical or diagnostic data into modern dosimetry measurements.
How to Use This Tool?
- Enter the numerical value in millirad (mrd) you want to convert
- Select millirad as the input unit and gray as the output unit
- Click on the convert button to see the equivalent value in gray (Gy)
Key Features
- Converts radiation absorbed dose from millirad to gray precisely using defined conversion rates
- Supports measurement translation for medical radiology, environmental monitoring, and dosimeter calibration
- Provides a browser-based, intuitive interface for quick and easy conversions
Examples
- Convert 500 millirad to gray result: 0.005 Gy
- Convert 2000 millirad to gray result: 0.02 Gy
Common Use Cases
- Interpreting and comparing legacy diagnostic X-ray radiation doses
- Monitoring low-level environmental or occupational radiation exposure
- Calibrating survey meters and dosimeters that historically use rad units
Tips & Best Practices
- Always verify units before converting to ensure accuracy
- Use the gray unit results for current regulatory or clinical reporting
- Remember to apply further biological weighting conversions if assessing health risks
Limitations
- Millirad is a non-SI legacy unit and requires correct conversion to gray for compliance
- This conversion reflects physical absorbed dose only and does not account for biological effects
- Health risk assessments may require conversion from gray to sieverts, not covered here
Frequently Asked Questions
- What is the relationship between millirad and gray units?
- One millirad equals 0.00001 gray, converting a thousandth of a rad into the SI unit of absorbed dose.
- Why convert millirad to gray units?
- Converting to gray enables consistent and standardized reporting of absorbed radiation doses in modern medical, environmental, and industrial contexts.
- Can this tool assess biological radiation effects?
- No, this conversion only translates absorbed dose values; assessing biological impact requires additional conversion to units like sieverts.
Key Terminology
- Millirad (mrd)
- A legacy CGS unit equal to one thousandth of a rad, used to measure absorbed radiation dose.
- Gray (Gy)
- The SI unit for absorbed radiation dose, representing one joule of radiation energy deposited per kilogram of matter.
- Absorbed Dose
- The amount of energy deposited by ionizing radiation in a unit mass of material.