| Label | Id | |
|---|---|---|
| Nanogram/Liter | CONC | |
| microgram(s)/cubic meter | CONC | |
| nanogram per liter | CONC | |
| picogram per milliliter | CONC | |
| ng/l | CONC | |
| pg/ml | CONC | |
| Femtogram per Milliliter | CONC | |
| fg/mL | CONC | |
| pg/L | CONC | |
| pg/l | CONC | |
| fg/ml | CONC | |
| Molarity-Based Dosing Unit | CONC | |
| Molar | CONC | |
| Mole per Liter | CONC | |
| Millimole per Milliliter | CONC |