Convert Femtomoles per litre to Micromoles per cubic metre
Convert Femtomoles per litre (fmol/L) to Micromoles per cubic metre (µmol/m³) instantly and accurately.
Conversion Formula
µmol/m³ = fmol/L × 1.000000000e-6
About Femtomoles per litre
The femtomole per litre (fmol/L, fM) equals 10⁻¹² mol/m³, the standard unit in ultra-sensitive immunoassay, digital ELISA, and LC-MS/MS quantification. Cytokines such as IL-6 occur at 1-100 fmol/L in healthy serum; high-sensitivity cardiac troponin assays report results at this level. 1 fmol/L = 10⁻³ pmol/L = 10⁻¹² mol/m³.
About Micromoles per cubic metre
The micromole per cubic metre (µmol/m³) equals 10⁻⁶ mol/m³, used in atmospheric science for trace reactive gases. At NTP, 1 ppm (v/v) of a gas ≈ 40 µmol/m³; ambient O₃ at 100 ppb ≈ 4 µmol/m³. Numerically identical to nmol/L. 1 µmol/m³ = 10⁻³ mmol/m³.
Quick Reference Table
| Femtomoles per litre (fmol/L) | Micromoles per cubic metre (µmol/m³) |
|---|---|
| 1 fmol/L | 1 × 10-6 µmol/m³ |
| 2 fmol/L | 2 × 10-6 µmol/m³ |
| 5 fmol/L | 5 × 10-6 µmol/m³ |
| 10 fmol/L | 1 × 10-5 µmol/m³ |
| 25 fmol/L | 2.5 × 10-5 µmol/m³ |
| 50 fmol/L | 5 × 10-5 µmol/m³ |
| 100 fmol/L | 1 × 10-4 µmol/m³ |