Convert Disintegrations per minute per litre to Microcuries per cubic metre
Convert Disintegrations per minute per litre (dpm/L) to Microcuries per cubic metre (µCi/m³) instantly and accurately.
Conversion Formula
µCi/m³ = dpm/L × 0.0004504504505
About Disintegrations per minute per litre
The disintegration per minute per litre (dpm/L) equals exactly 1000/60 Bq/m³ ≈ 16.67 Bq/m³. Used in environmental water and air monitoring with liquid scintillation counting (LSC); ³H activity in river water near nuclear power plant discharges and in groundwater compliance monitoring is commonly reported in dpm/L. 1 dpm/L = 1000/60 Bq/m³ ≈ 16.67 Bq/m³.
About Microcuries per cubic metre
The microcurie per cubic metre (µCi/m³) equals 3.7 × 10⁴ Bq/m³ = 37 kBq/m³. Used in US occupational radiation protection; NRC 10 CFR Part 20 DAC values for moderately radiotoxic nuclides are in the µCi/m³ range; air activity inside nuclear plant buildings after small sealed source incidents is assessed in µCi/m³. 1 µCi/m³ = 3.7 × 10⁴ Bq/m³.
Quick Reference Table
| Disintegrations per minute per litre (dpm/L) | Microcuries per cubic metre (µCi/m³) |
|---|---|
| 1 dpm/L | 0.00045045 µCi/m³ |
| 2 dpm/L | 0.000900901 µCi/m³ |
| 5 dpm/L | 0.00225225 µCi/m³ |
| 10 dpm/L | 0.0045045 µCi/m³ |
| 25 dpm/L | 0.0112613 µCi/m³ |
| 50 dpm/L | 0.0225225 µCi/m³ |
| 100 dpm/L | 0.045045 µCi/m³ |