Convert Micrograms per cubic metre to Kilograms per litre
Convert Micrograms per cubic metre (µg/m³) to Kilograms per litre (kg/L) instantly and accurately.
Conversion Formula
kg/L = µg/m³ × 1.000000000e-12
About Micrograms per cubic metre
The microgram per cubic metre (µg/m³) equals 10⁻⁹ kg/m³, the standard unit for ambient air quality reporting. WHO 2021 guidelines set annual mean limits for PM2.5 at 5 µg/m³ and PM10 at 15 µg/m³; NIOSH REL for nuisance dust is 10 000 µg/m³. Urban background air typically contains 10-50 µg/m³ of total suspended particles. 1 µg/m³ = 10⁻⁹ kg/m³ = 10⁻⁶ g/m³.
About Kilograms per litre
The kilogram per litre (kg/L) equals 1000 kg/m³, numerically identical to g/cm³ and t/m³, and preferred in industrial process engineering and chemical logistics. Dense liquids appear on safety data sheets in kg/L: sulfuric acid 1.84 kg/L, mercury 13.53 kg/L, bromine 3.10 kg/L. International bulk-liquid container certification requires density in kg/L. 1 kg/L = 1000 kg/m³ = 1 g/cm³ ≈8.345 lb/gal (US).
Quick Reference Table
| Micrograms per cubic metre (µg/m³) | Kilograms per litre (kg/L) |
|---|---|
| 1 µg/m³ | 1 × 10-12 kg/L |
| 2 µg/m³ | 2 × 10-12 kg/L |
| 5 µg/m³ | 5 × 10-12 kg/L |
| 10 µg/m³ | 1 × 10-11 kg/L |
| 25 µg/m³ | 2.5 × 10-11 kg/L |
| 50 µg/m³ | 5 × 10-11 kg/L |
| 100 µg/m³ | 1 × 10-10 kg/L |