Convert Microcuries to Megacuries
Convert Microcuries (µCi) to Megacuries (MCi) instantly and accurately.
Conversion Formula
MCi = µCi × 1.000000000e-12
About Microcuries
The microcurie (µCi) equals 3.7 × 10⁴ Bq = 37 kBq. Sealed sources for educational and bench-top laboratory use are licensed up to 1-10 µCi under US NRC 10 CFR 30.18; small-animal PET imaging doses of ¹⁸F in preclinical research are expressed in µCi. 1 µCi = 3.7 × 10⁴ Bq.
About Megacuries
The megacurie (MCi) equals 3.7 × 10¹⁶ Bq. Total radioactive inventory of a large nuclear power reactor core at shutdown is ~2000-10000 MCi; US atmospheric nuclear weapons tests released ~12000 MCi of ¹³¹I globally; high-level nuclear waste repositories are characterised in MCi. 1 MCi = 3.7 × 10¹⁶ Bq.
Quick Reference Table
| Microcuries (µCi) | Megacuries (MCi) |
|---|---|
| 1 µCi | 1 × 10-12 MCi |
| 2 µCi | 2 × 10-12 MCi |
| 5 µCi | 5 × 10-12 MCi |
| 10 µCi | 1 × 10-11 MCi |
| 25 µCi | 2.5 × 10-11 MCi |
| 50 µCi | 5 × 10-11 MCi |
| 100 µCi | 1 × 10-10 MCi |