Convert Nanocuries per cubic metre to Becquerels per cubic metre
Convert Nanocuries per cubic metre (nCi/m³) to Becquerels per cubic metre (Bq/m³) instantly and accurately.
Conversion Formula
Bq/m³ = nCi/m³ × 37
About Nanocuries per cubic metre
The nanocurie per cubic metre (nCi/m³) equals 37 Bq/m³, identical to 1 picocurie per litre (pCi/L). The US EPA indoor radon action level is 4 pCi/L = 148 Bq/m³ ≈ 4 nCi/m³; NRC 10 CFR Part 20 DAC values for several radionuclides are expressed in the nCi/m³ range. 1 nCi/m³ = 37 Bq/m³ = 1 pCi/L.
About Becquerels per cubic metre
The becquerel per cubic metre (Bq/m³) is the SI derived unit of activity concentration. The WHO indoor radon reference level is 100 Bq/m³; EU Directive 2013/59/Euratom sets 300 Bq/m³ for residential radon in dwellings; normal outdoor ²²²Rn averages 5-15 Bq/m³ globally. 1 Bq/m³ = 1 s⁻¹ m⁻³.
Quick Reference Table
| Nanocuries per cubic metre (nCi/m³) | Becquerels per cubic metre (Bq/m³) |
|---|---|
| 1 nCi/m³ | 37 Bq/m³ |
| 2 nCi/m³ | 74 Bq/m³ |
| 5 nCi/m³ | 185 Bq/m³ |
| 10 nCi/m³ | 370 Bq/m³ |
| 25 nCi/m³ | 925 Bq/m³ |
| 50 nCi/m³ | 1850 Bq/m³ |
| 100 nCi/m³ | 3700 Bq/m³ |