Convert Picocuries to Femtobecquerels

Convert Picocuries (pCi) to Femtobecquerels (fBq) instantly and accurately.

Picocuries (pCi)
Femtobecquerels (fBq)

Conversion Formula

fBq = pCi × 37000000000000

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 Femtobecquerels

The femtobecquerel (fBq) equals 10⁻¹⁵ Bq, used in accelerator mass spectrometry (AMS) to quantify cosmogenic radionuclides (¹⁰Be, ³⁶Cl) in ice cores and geological samples. Ultra-low-background counting in deep underground laboratories reaches the fBq/kg level for solar neutrino detector purity assessment. 1 fBq = 10⁻¹⁵ Bq = 10⁻³ pBq.

Quick Reference Table

Picocuries (pCi)Femtobecquerels (fBq)
1 pCi3.7 × 1013 fBq
2 pCi7.4 × 1013 fBq
5 pCi1.85 × 1014 fBq
10 pCi3.7 × 1014 fBq
25 pCi9.25 × 1014 fBq
50 pCi1.85 × 1015 fBq
100 pCi3.7 × 1015 fBq

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