Convert Picocuries to Becquerels
Convert Picocuries (pCi) to Becquerels (Bq) instantly and accurately.
Conversion Formula
Bq = pCi × 0.037
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 Becquerels
The becquerel (Bq) is the SI coherent unit of radioactivity, defined as exactly one nuclear disintegration per second. Named after Henri Becquerel (discoverer of radioactivity, 1896), it replaced the curie in SI. Household smoke detector ²⁴¹Am sources contain ~30 kBq; a banana contains ~15 Bq of ⁴⁰K. 1 Bq = 1 s⁻¹.
Quick Reference Table
| Picocuries (pCi) | Becquerels (Bq) |
|---|---|
| 1 pCi | 0.037 Bq |
| 2 pCi | 0.074 Bq |
| 5 pCi | 0.185 Bq |
| 10 pCi | 0.37 Bq |
| 25 pCi | 0.925 Bq |
| 50 pCi | 1.85 Bq |
| 100 pCi | 3.7 Bq |