Convert Megacuries per kilogram to Nanocuries per kilogram
Convert Megacuries per kilogram (MCi/kg) to Nanocuries per kilogram (nCi/kg) instantly and accurately.
Conversion Formula
nCi/kg = MCi/kg × 1000000000000000
About Megacuries per kilogram
The megacurie per kilogram (MCi/kg) equals 3.7 × 10¹⁶ Bq/kg. Encountered for extremely high-specific-activity nuclides: carrier-free ²²³Ra (α-emitter, t½ = 11.43 d) reaches ~50 MCi/kg; polonium-210 freshly separated from bismuth targets in research reactors has a specific activity near 4.5 MCi/g = 4.5 × 10³ MCi/kg. 1 MCi/kg = 3.7 × 10¹⁶ Bq/kg.
About Nanocuries per kilogram
The nanocurie per kilogram (nCi/kg) equals 37 Bq/kg. US EPA soil screening levels for ²²⁶Ra and ²²⁸Ra are given in pCi/g which equals nCi/kg; NRC derived concentration guides (DCGs) for radionuclides in soil for unrestricted-use release are expressed in nCi/kg in 10 CFR Part 20. 1 nCi/kg = 37 Bq/kg = 3.7 × 10⁻⁸ Ci/kg.
Quick Reference Table
| Megacuries per kilogram (MCi/kg) | Nanocuries per kilogram (nCi/kg) |
|---|---|
| 1 MCi/kg | 1 × 1015 nCi/kg |
| 2 MCi/kg | 2 × 1015 nCi/kg |
| 5 MCi/kg | 5 × 1015 nCi/kg |
| 10 MCi/kg | 1 × 1016 nCi/kg |
| 25 MCi/kg | 2.5 × 1016 nCi/kg |
| 50 MCi/kg | 5 × 1016 nCi/kg |
| 100 MCi/kg | 1 × 1017 nCi/kg |