Convert Picocuries to Nanocuries
Convert Picocuries (pCi) to Nanocuries (nCi) instantly and accurately.
Conversion Formula
nCi = pCi × 0.001
About Picocuries
The picocurie (pCi) equals 3.7 × 10⁻² Bq = 37 mBq. The US EPA uses pCi/L as the standard unit for indoor radon (action level: 4 pCi/L) and drinking water radon; NRC licence exemption thresholds and natural uranium activity in groundwater are expressed in pCi/L. 1 pCi = 3.7 × 10⁻² Bq.
About Nanocuries
The nanocurie (nCi) equals 37 Bq. Sealed radioactive sources in laboratory instruments (electron-capture detectors in GC, ionisation chambers) are licensed in nCi; nCi is the working unit on US NRC licence forms and instrument calibration certificates for low-level sources. 1 nCi = 37 Bq = 3.7 × 10⁻⁸ Ci.
Quick Reference Table
| Picocuries (pCi) | Nanocuries (nCi) |
|---|---|
| 1 pCi | 0.001 nCi |
| 2 pCi | 0.002 nCi |
| 5 pCi | 0.005 nCi |
| 10 pCi | 0.01 nCi |
| 25 pCi | 0.025 nCi |
| 50 pCi | 0.05 nCi |
| 100 pCi | 0.1 nCi |