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Radiation - Exposure Converter
Coulomb/kg, roentgen
Radiation - Exposure Converter
About the radiation - exposure converter
This converter handles 7 radiation - exposure units. Enter a value in either field and the other updates instantly — there is no button to press and nothing to submit. Use the swap control to reverse the direction of the conversion.
All factors are stored against a single base unit
(
Coulomb/kilogram) and applied in one step, so converting A → B
never accumulates rounding error from an intermediate hop.Quick reference table
| Roentgen | Coulomb/kilogram |
|---|---|
| 1 R | 0.000258 C/kg |
| 2 R | 0.000516 C/kg |
| 5 R | 0.00129 C/kg |
| 10 R | 0.00258 C/kg |
| 20 R | 0.00516 C/kg |
| 50 R | 0.0129 C/kg |
| 100 R | 0.0258 C/kg |
| 500 R | 0.129 C/kg |
| 1000 R | 0.258 C/kg |
All 7 units
| Unit | Equals in Coulomb/kilogram |
|---|---|
| Coulomb/kilogram (C/kg) | 1 |
| Millicoulomb/kilogram | 0.001 |
| Microcoulomb/kilogram | 1e-06 |
| Roentgen (R) | 0.000258 |
| Milliroentgen (mR) | 2.58e-07 |
| Tither | 2.580000e-10 |
| Parker | 2.580000e-08 |