Convert Microcuries to Kilocuries
Convert Microcuries (µCi) to Kilocuries (kCi) instantly and accurately.
Conversion Formula
kCi = µCi × 1.000000000e-9
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 Kilocuries
The kilocurie (kCi) equals 3.7 × 10¹³ Bq. ⁶⁰Co and ¹³⁷Cs blood irradiation and food sterilisation facilities use 20-200 kCi sources; research reactor fission product inventories are characterised in kCi; ⁹⁰Sr/⁹⁰Y radioisotope thermoelectric generators (RTGs) contain 10-150 kCi. 1 kCi = 3.7 × 10¹³ Bq.
Quick Reference Table
| Microcuries (µCi) | Kilocuries (kCi) |
|---|---|
| 1 µCi | 1 × 10-9 kCi |
| 2 µCi | 2 × 10-9 kCi |
| 5 µCi | 5 × 10-9 kCi |
| 10 µCi | 1 × 10-8 kCi |
| 25 µCi | 2.5 × 10-8 kCi |
| 50 µCi | 5 × 10-8 kCi |
| 100 µCi | 1 × 10-7 kCi |