Mass per volume density.
Milligrams per Liter to Nanograms per Fluid ounce Converter — mg/L to ng/fl oz
Convert Milligram per Liter (mg/L) to Nanogram per Fluid ounce (ng/fl oz) using the exact conversion factor (1 milligram per liter = 29,573.52956 nanogram per fluid ounce). See the formula, worked examples, conversion table, and common uses.
Milligrams per Liter to Nanograms per Fluid ounce converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Context values
Some unit families need one extra value for a physically accurate result.
Mass per volume density.
Result = input x 0.001 / 3.38140227e-8.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Milligrams per Liter to Nanograms per Fluid ounce
Milligram per Liter and Nanogram per Fluid ounce both measure density — mass per unit volume — a property used to identify materials, check manufacturing quality, and predict whether something floats or sinks. As a fixed reference point, water has a density of exactly 1000 kg/m³ (1 g/cm³, 1 g/mL) at its temperature of maximum density, which is why many density figures in science and engineering are quoted relative to water. Milligram per Liter is most often used for drinking-water quality standards and contaminant limits.
Formula
nanograms per fluid ounce = milligrams per liter × 29573.5295625
This factor comes from each unit's defined relationship to the category's base unit: 1 milligram per liter equals 0.001 base units, and 1 nanogram per fluid ounce equals 3.381402e-8 base units, so dividing one by the other gives the direct milligram per liter-to-nanogram per fluid ounce factor of 29573.5295625.
Simple example
1 mg/L × 29573.52956 = 29,573.52956 ng/fl oz
1 milligram per liter = 29,573.52956 nanograms per fluid ounce.
Real-world example
1,000 mg/L × 29573.52956 = 29,573,529.56 ng/fl oz
1,000 milligrams per liter = 29,573,529.56 nanograms per fluid ounce.
Conversion table
| Milligram per Liter (mg/L) | Nanogram per Fluid ounce (ng/fl oz) |
|---|---|
| 0.1 mg/L | 2,957.352956 ng/fl oz |
| 1 mg/L | 29,573.52956 ng/fl oz |
| 10 mg/L | 295,735.2956 ng/fl oz |
| 100 mg/L | 2,957,352.956 ng/fl oz |
| 1,000 mg/L | 29,573,529.56 ng/fl oz |
| 10,000 mg/L | 295,735,295.6 ng/fl oz |
Reverse conversion: Nanogram per Fluid ounce to Milligram per Liter
1 ng/fl oz × 0.0000338140227 = 0.000033814 mg/L
1 nanogram per fluid ounce = 0.000033814 milligrams per liter.
milligrams per liter = nanograms per fluid ounce × 0.0000338140227018
For a page dedicated to this direction, see Nanogram per Fluid ounce to Milligram per Liter.
Understanding the Milligram per Liter
Milligram per Liter (mg/L) measures mass concentration. One milligram of a substance per liter of solution — for dilute water-based solutions, numerically almost identical to parts per million (ppm). It is classified as a metric derived concentration unit.
Where it's used: The standard unit for drinking-water and environmental contaminant limits worldwide (EPA, WHO)
mg/L vs. g/L. Both are metric mass-concentration units; 1,000 mg/L equals 1 g/L. mg/L is used for dilute concentrations (drinking water, blood tests), while g/L is more common for higher concentrations.
Uses of the Milligram per Liter today
- Drinking-water quality standards and contaminant limits
- Blood and serum concentration reporting in clinical medicine
- Environmental and wastewater testing
Understanding the Nanogram per Fluid ounce (ng/fl oz)
Mass per volume density.
Milligram per Liter — sources
- US EPA — National Primary Drinking Water Regulations — Contaminant limits are set and reported in mg/L.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many nanograms per fluid ounce are in 1 milligram per liter?
1 milligram per liter equals 29,573.52956 nanograms per fluid ounce, using the exact defined conversion factor rather than an estimate.
How do I convert milligram per liter to nanogram per fluid ounce?
Multiply the milligram per liter value by 29573.52956. The converter above does this instantly to whatever precision you set.
How do I convert nanogram per fluid ounce back to milligram per liter?
Use the reverse factor: 1 nanogram per fluid ounce equals 0.000033814 milligrams per liter. You can also use the swap control in the converter above to flip the direction instantly.
What is a milligram per liter?
Milligram per Liter (mg/L) measures mass concentration. One milligram of a substance per liter of solution — for dilute water-based solutions, numerically almost identical to parts per million (ppm). It is classified as a metric derived concentration unit.
What is a nanogram per fluid ounce?
Nanogram per Fluid ounce (ng/fl oz) is a unit of density.
Is the milligram per liter to nanogram per fluid ounce conversion exact?
Yes. Both milligram per liter and nanogram per fluid ounce are defined by fixed standards rather than physical artifacts, so the factor of 29573.52956 used above is exact to as many digits as you choose to display.
What is the difference between mg/l vs. g/l?
Both are metric mass-concentration units; 1,000 mg/L equals 1 g/L. mg/L is used for dilute concentrations (drinking water, blood tests), while g/L is more common for higher concentrations.
Where is the milligram per liter still used today?
The standard unit for drinking-water and environmental contaminant limits worldwide (EPA, WHO)