Table Of Contents
Microgram per liter to milligram per liter Conversion
1 microgram per liter (μg/L) is equal to 0.001 milligram per liter (mg/L).
1 μg/L = 0.001 mg/L
or
1 mg/L = 1000 μg/L
Formula
To convert a mass concentration from microgram per liter (μg/L) to milligram per liter (mg/L), divide the mass concentration in microgram per liter by 1000
c(mg/L) = c(μg/L) / 1000
Examples:
Convert 40 microgram per liter to milligram per liter:
c(mg/L) = 40μg/L / 1000 = 0.04 mg/L
Conversion table
| Microgram per liter (μg/L) | Milligram per liter (mg/L) |
|---|---|
| 1 μg/L | 0.001 mg/L |
| 2 μg/L | 0.002 mg/L |
| 3 μg/L | 0.003 mg/L |
| 5 μg/L | 0.005 mg/L |
| 10 μg/L | 0.01 mg/L |
| 20 μg/L | 0.02 mg/L |
| 25 μg/L | 0.025 mg/L |
| 40 μg/L | 0.04 mg/L |
| 50 μg/L | 0.05 mg/L |
| 100 μg/L | 0.1 mg/L |
| 200 μg/L | 0.2 mg/L |
| 250 μg/L | 0.25 mg/L |
| 500 μg/L | 0.5 mg/L |
| 1000 μg/L | 1 mg/L |
| Milligram per liter (mg/L) | Microgram per liter (μg/L) |
|---|---|
| 1 mg/L | 1000 μg/L |
| 2 mg/L | 2000 μg/L |
| 3 mg/L | 3000 μg/L |
| 5 mg/L | 5000 μg/L |
| 10 mg/L | 10000 μg/L |
| 20 mg/L | 20000 μg/L |
| 25 mg/L | 25000 μg/L |
| 40 mg/L | 40000 μg/L |
| 50 mg/L | 50000 μg/L |
| 100 mg/L | 100000 μg/L |
| 200 mg/L | 200000 μg/L |
| 250 mg/L | 250000 μg/L |
| 500 mg/L | 500000 μg/L |
| 1000 mg/L | 1000000 μg/L |
Frequently asked questions
How do I convert microgram per liter to milligram per liter?
Divide the value in microgram per liter by 1000 to get the result in milligram per liter. For example, 5 μg/L ÷ 1000 = 0.005 mg/L.
How many milligram per liter are in 1 microgram per liter?
1 microgram per liter (μg/L) is equal to 0.001 milligram per liter (mg/L).
How do I convert milligram per liter back to microgram per liter?
Use the inverse operation: multiply the value in milligram per liter by 1000 to get the result in microgram per liter.
How accurate is the microgram per liter to milligram per liter conversion?
The converter multiplies by the conversion factor 1000 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.
Sources
Conversion factors are based on internationally recognised standards:
