Radiation-Exposure Converter
Enter a value below to convert between metric, imperial, and standard radiation-exposure units.
Convert Radiation-Exposure
Enter a value and select the units to convert between coulombs per kilogram, millicoulombs per kilogram, and microcoulombs per kilogram.
You can change the units using the dropdowns above or click on a unit button.
Common Radiation-Exposure Reference Points
Here are some common radiation-exposure values in Coulomb per Kilogram (C/kg), Millicoulomb per Kilogram (mC/kg), and Microcoulomb per Kilogram (µC/kg). Click any preset value or arrow to load it into the converter.
| Description | Coulomb per Kilogram (C/kg) | Millicoulomb per Kilogram (mC/kg) | Microcoulomb per Kilogram (µC/kg) |
|---|---|---|---|
| 1 coulomb per kilogram unit | 1 | 1,000 | 1,000,000 |
| 5 coulombs per kilogram | 5 | 5,000 | 5,000,000 |
| 10 coulombs per kilogram benchmark | 10 | 10,000 | 10,000,000 |
| 25 coulombs per kilogram | 25 | 25,000 | 25,000,000 |
| 50 coulombs per kilogram | 50 | 50,000 | 50,000,000 |
| 100 coulombs per kilogram reference | 100 | 100,000 | 100,000,000 |
Radiation-Exposure Conversion Formulas
Use the following formulas to convert between coulombs per kilogram, millicoulombs per kilogram, and microcoulombs per kilogram.
All radiation-exposure conversions are anchored to the international SI base unit (Coulomb per Kilogram) for full scientific and engineering accuracy.
More Coulomb per Kilogram & Millicoulomb per Kilogram Conversions
Convert from Coulombs per Kilogram
Convert to Millicoulombs per Kilogram
Frequently Asked Questions
All Radiation-Exposure Conversion Calculators (6)
Select any dedicated radiation-exposure pair below for worked examples and printable tables
Category Conversion Matrix
Simultaneous comparison of 5 units in this category
Radiation-Exposure Unit Definitions & Symbols
Coulomb per Kilogram (C/kg)
SISI unit of ionizing radiation air exposure.
Millicoulomb per Kilogram (mC/kg)
METRICEqual to 0.001 C/kg.
Microcoulomb per Kilogram (µC/kg)
METRICEqual to 10⁻⁶ C/kg.
Roentgen (R)
OTHERLegacy X-ray/gamma exposure unit defined as exactly 2.58×10⁻⁴ C/kg.
Milliroentgen (mR)
OTHEROne-thousandth of a Roentgen (2.58×10⁻⁷ C/kg).
References
- [1]NIST HB 133 StandardNIST (NIST HB 133 / SP 811)·Checking the Net Contents of Packaged Goods, Handbook 133 - 2019 Edition & NIST SP 811
- [2]BIPM SI BrochureBIPM (BIPM SI-9)·The International System of Units (SI Brochure, 9th Edition)
- [3]NIST SP 811 Appendix B.9NIST SP 811 (NIST SP 811 App. B.9)·NIST Guide to the SI, Appendix B.9: Factors for Units Listed by Kind of Quantity or Field of Science