Convert Picocuries per cubic metre to Millicuries per cubic metre
Convert Picocuries per cubic metre (pCi/m³) to Millicuries per cubic metre (mCi/m³) instantly and accurately.
Conversion Formula
mCi/m³ = pCi/m³ × 1.000000000e-9
About Picocuries per cubic metre
The picocurie per cubic metre (pCi/m³) equals 3.7 × 10⁻² Bq/m³ = 37 mBq/m³. Used by the US EPA and NRC for outdoor air radioactivity; airborne ⁹⁰Sr and ¹³⁷Cs near nuclear facilities are reported in pCi/m³; NRC occupational derived air concentration (DAC) tables list values in pCi/m³. 1 pCi/m³ = 3.7 × 10⁻² Bq/m³.
About Millicuries per cubic metre
The millicurie per cubic metre (mCi/m³) equals 3.7 × 10⁷ Bq/m³. Encountered in nuclear facility primary coolant air monitors during maintenance and in hot cell exhaust ventilation; NRC DAC values for highly radiotoxic alpha emitters (²³⁹Pu, ²⁴¹Am) use µCi/mL = mCi/L units that translate to mCi/m³ at room scale. 1 mCi/m³ = 3.7 × 10⁷ Bq/m³.
Quick Reference Table
| Picocuries per cubic metre (pCi/m³) | Millicuries per cubic metre (mCi/m³) |
|---|---|
| 1 pCi/m³ | 1 × 10-9 mCi/m³ |
| 2 pCi/m³ | 2 × 10-9 mCi/m³ |
| 5 pCi/m³ | 5 × 10-9 mCi/m³ |
| 10 pCi/m³ | 1 × 10-8 mCi/m³ |
| 25 pCi/m³ | 2.5 × 10-8 mCi/m³ |
| 50 pCi/m³ | 5 × 10-8 mCi/m³ |
| 100 pCi/m³ | 1 × 10-7 mCi/m³ |