Enter the value in mg/L into the calculator to convert it to ng/L. Optionally select a substance type for a more descriptive explanation of the result.
- All Unit Converters
- g/mol to kg Converter
- ppm to kg Converter
- kg to l Converter
- ug/kg to ppb Converter
mg/L to ng/L Formula
The following formula is used to convert milligrams per liter to nanograms per liter.
ng/L = mg/L \times 10^6
Variables:
- ng/L is the concentration in nanograms per liter
- mg/L is the concentration in milligrams per liter
To convert mg/L to ng/L, multiply the concentration in milligrams per liter by 1,000,000. This works because 1 milligram is equal to 1,000,000 nanograms.
What is mg/L to ng/L Conversion?
Converting mg/L to ng/L means changing a concentration from milligrams per liter into nanograms per liter. Both units describe mass per unit volume, but a nanogram is much smaller than a milligram. As a result, the numerical value becomes much larger when the same concentration is written in ng/L instead of mg/L.
This conversion is common in laboratory work, environmental testing, water quality analysis, and trace contaminant reporting where very small concentrations are often easier to express in nanograms per liter.
How to Convert mg/L to ng/L?
The following steps outline how to convert mg/L to ng/L.
- First, determine the concentration in milligrams per liter (mg/L).
- Next, use the conversion 1 mg = 1,000,000 ng.
- Multiply the mg/L value by 1,000,000 to calculate the concentration in ng/L.
- After calculating the result, verify your answer with the converter above.
mg/L to ng/L Conversion Table
The table below lists several common mg/L concentrations and their equivalent values in ng/L.
| Concentration Description | In mg/L | Equivalent in ng/L |
|---|---|---|
| Very low trace level | 0.0005 mg/L | 500 ng/L |
| Low trace level | 0.001 mg/L | 1,000 ng/L |
| Higher trace level | 0.01 mg/L | 10,000 ng/L |
| Moderate contamination | 0.1 mg/L | 100,000 ng/L |
| Reference level | 1 mg/L | 1,000,000 ng/L |
| Higher concentration | 5 mg/L | 5,000,000 ng/L |
Because the conversion is based only on unit size, it is the same for every dissolved substance. For example, 0.02 mg/L is equal to 20,000 ng/L, and 0.0005 mg/L is equal to 500 ng/L.
Example Problem:
Use the following variable as an example problem to test your knowledge.
Concentration = 0.02 mg/L
Result = 20,000 ng/L
In this example, multiply 0.02 by 1,000,000 to get 20,000 ng/L.