| Label | Id | |
|---|---|---|
| Microgram per Liter | CONC | |
| Picogram per Microliter | CONC | |
| Microgram per Cubic Decimeter | CONC | |
| ug/dm3 | CONC | |
| mcg/dm3 | CONC | |
| Microgram/Liter | CONC | |
| microgram(s)/litre | CONC | |
| nanogram per milliliter | CONC | |
| ug/l | CONC | |
| microgram per liter | CONC | |
| milligram(s)/cubic meter | CONC | |
| ng/ml | CONC | |
| Attogram per Picogram | CONC | |
| mcg/g | CONC | |
| yg/ag | CONC |