Convert Milliroentgens to Picocoulombs per kilogram
Convert Milliroentgens (mR) to Picocoulombs per kilogram (pC/kg) instantly and accurately.
Conversion Formula
pC/kg = mR × 258000
About Milliroentgens
The milliroentgen (mR) equals 2.58 × 10⁻⁷ C/kg. Standard unit in US health physics for area gamma surveys: personal dosimeters and Geiger counters in medical and industrial radiography settings display mR/h; NRC licence conditions often specify dose-rate limits in mR/h at facility boundaries. 1 mR = 2.58 × 10⁻⁷ C/kg.
About Picocoulombs per kilogram
The picocoulomb per kilogram (pC/kg) equals 10⁻¹² C/kg. Environmental gamma exposure rates in very low background areas approach pC/kg/h; precision ionisation chamber calibration laboratories measure leakage and secondary ionisation currents in terms of pC/kg. 1 pC/kg = 10⁻¹² C/kg = 10⁻³ nC/kg.
Quick Reference Table
| Milliroentgens (mR) | Picocoulombs per kilogram (pC/kg) |
|---|---|
| 1 mR | 258000 pC/kg |
| 2 mR | 516000 pC/kg |
| 5 mR | 1290000 pC/kg |
| 10 mR | 2580000 pC/kg |
| 25 mR | 6450000 pC/kg |
| 50 mR | 12900000 pC/kg |
| 100 mR | 25800000 pC/kg |