Convert Picocuries to Kilocuries

Convert Picocuries (pCi) to Kilocuries (kCi) instantly and accurately.

Picocuries (pCi)
Kilocuries (kCi)

Conversion Formula

kCi = pCi × 1.000000000e-15

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 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

Picocuries (pCi)Kilocuries (kCi)
1 pCi1 × 10-15 kCi
2 pCi2 × 10-15 kCi
5 pCi5 × 10-15 kCi
10 pCi1 × 10-14 kCi
25 pCi2.5 × 10-14 kCi
50 pCi5 × 10-14 kCi
100 pCi1 × 10-13 kCi

→ Full Radioactive Activity Converter