Convert kilogram per cubic meter to femtogram per liter
Kilogram per Cubic Meter
The kilogram per cubic meter (kg/m³) is the SI derived unit of density, defined as the mass in kilograms of a substance occupying one cubic meter of volume. It is the standard unit used in scientific and engineering contexts worldwide. The density of dry air at standard conditions is approximately 1.225 kg/m³, while water is about 1000 kg/m³.
Femtogram per liter
The femtogram per liter (fg/L) is a unit of mass concentration equal to 10⁻¹⁵ grams per liter. It represents concentrations at the frontier of modern analytical detection capability, used in areas such as proteomics and ultra-trace environmental chemistry. The prefix femto- denotes a factor of 10⁻¹⁵ in the SI system.