Mass per volume density.
Kilograms per Liter to Milligrams per Fluid ounce Converter — kg/L to mg/fl oz
Convert Kilogram per Liter (kg/L) to Milligram per Fluid ounce (mg/fl oz) using the exact conversion factor (1 kilogram per liter = 29,573.52956 milligram per fluid ounce). See the formula, worked examples, conversion table, and common uses.
Kilograms per Liter to Milligrams 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 1000 / 0.0338140227.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Kilograms per Liter to Milligrams per Fluid ounce
Kilogram per Liter and Milligram 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. Kilogram per Liter is most often used for fuel and petroleum density specifications (diesel is roughly 0.85 kg/l, gasoline roughly 0.74 kg/l).
Formula
milligrams per fluid ounce = kilograms per liter × 29573.5295625
This factor comes from each unit's defined relationship to the category's base unit: 1 kilogram per liter equals 1000 base units, and 1 milligram per fluid ounce equals 0.0338140227018 base units, so dividing one by the other gives the direct kilogram per liter-to-milligram per fluid ounce factor of 29573.5295625.
Simple example
1 kg/L × 29573.52956 = 29,573.52956 mg/fl oz
1 kilogram per liter = 29,573.52956 milligrams per fluid ounce.
Real-world example
1,000 kg/L × 29573.52956 = 29,573,529.56 mg/fl oz
1,000 kilograms per liter = 29,573,529.56 milligrams per fluid ounce.
Conversion table
| Kilogram per Liter (kg/L) | Milligram per Fluid ounce (mg/fl oz) |
|---|---|
| 0.1 kg/L | 2,957.352956 mg/fl oz |
| 1 kg/L | 29,573.52956 mg/fl oz |
| 10 kg/L | 295,735.2956 mg/fl oz |
| 100 kg/L | 2,957,352.956 mg/fl oz |
| 1,000 kg/L | 29,573,529.56 mg/fl oz |
| 10,000 kg/L | 295,735,295.6 mg/fl oz |
Reverse conversion: Milligram per Fluid ounce to Kilogram per Liter
1 mg/fl oz × 0.0000338140227 = 0.000033814 kg/L
1 milligram per fluid ounce = 0.000033814 kilograms per liter.
kilograms per liter = milligrams per fluid ounce × 0.0000338140227018
For a page dedicated to this direction, see Milligram per Fluid ounce to Kilogram per Liter.
Understanding the Kilogram per Liter
Kilogram per Liter (kg/L) measures density. Numerically identical to grams per milliliter and to specific gravity for water-based substances, since water has a density of very nearly 1 kg/L. It is classified as a metric derived density unit.
Where it's used: Widely used internationally for fuel, oil, and food-industry density specifications
Uses of the Kilogram per Liter today
- Fuel and petroleum density specifications (diesel is roughly 0.85 kg/L, gasoline roughly 0.74 kg/L)
- Food and beverage industry quality control
- Quick density comparisons against water, since water is almost exactly 1 kg/L
Understanding the Milligram per Fluid ounce (mg/fl oz)
Mass per volume density.
Kilogram per Liter — sources
- BIPM SI Brochure — Litre and kilogram as accepted SI and SI-derived units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many milligrams per fluid ounce are in 1 kilogram per liter?
1 kilogram per liter equals 29,573.52956 milligrams per fluid ounce, using the exact defined conversion factor rather than an estimate.
How do I convert kilogram per liter to milligram per fluid ounce?
Multiply the kilogram per liter value by 29573.52956. The converter above does this instantly to whatever precision you set.
How do I convert milligram per fluid ounce back to kilogram per liter?
Use the reverse factor: 1 milligram per fluid ounce equals 0.000033814 kilograms per liter. You can also use the swap control in the converter above to flip the direction instantly.
What is a kilogram per liter?
Kilogram per Liter (kg/L) measures density. Numerically identical to grams per milliliter and to specific gravity for water-based substances, since water has a density of very nearly 1 kg/L. It is classified as a metric derived density unit.
What is a milligram per fluid ounce?
Milligram per Fluid ounce (mg/fl oz) is a unit of density.
Is the kilogram per liter to milligram per fluid ounce conversion exact?
Yes. Both kilogram per liter and milligram 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.
Where is the kilogram per liter still used today?
Widely used internationally for fuel, oil, and food-industry density specifications
What's the difference between density and mass concentration?
Density is the mass of a pure substance or material per unit volume. Mass concentration is the mass of one component — like a dissolved solute — within a mixture's total volume. The two use the same kind of units but describe different physical situations.