Mass per volume density.
Ounces per Liter to Milligrams per Imperial gallon Converter — oz/L to mg/imp gal
Convert Ounce per Liter (oz/L) to Milligram per Imperial gallon (mg/imp gal) using the exact conversion factor (1 ounce per liter = 128,879.4836 milligram per imperial gallon). See the formula, worked examples, and conversion table.
Ounces per Liter to Milligrams per Imperial gallon 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 28.34952313 / 0.0002199692483.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ounces per Liter to Milligrams per Imperial gallon
Ounce per Liter and Milligram per Imperial gallon 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. Both are mass per volume density units.
Formula
milligrams per imperial gallon = ounces per liter × 128879.483583
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per liter equals 28.349523125 base units, and 1 milligram per imperial gallon equals 0.000219969248299 base units, so dividing one by the other gives the direct ounce per liter-to-milligram per imperial gallon factor of 128879.483583.
Simple example
1 oz/L × 128879.4836 = 128,879.4836 mg/imp gal
1 ounce per liter = 128,879.4836 milligrams per imperial gallon.
Real-world example
1,000 oz/L × 128879.4836 = 128,879,483.6 mg/imp gal
1,000 ounces per liter = 128,879,483.6 milligrams per imperial gallon.
Conversion table
| Ounce per Liter (oz/L) | Milligram per Imperial gallon (mg/imp gal) |
|---|---|
| 0.1 oz/L | 12,887.94836 mg/imp gal |
| 1 oz/L | 128,879.4836 mg/imp gal |
| 10 oz/L | 1,288,794.836 mg/imp gal |
| 100 oz/L | 12,887,948.36 mg/imp gal |
| 1,000 oz/L | 128,879,483.6 mg/imp gal |
| 10,000 oz/L | 1,288,794,836 mg/imp gal |
Reverse conversion: Milligram per Imperial gallon to Ounce per Liter
1 mg/imp gal × 0.000007759186895 = 0.0000077592 oz/L
1 milligram per imperial gallon = 0.0000077592 ounces per liter.
ounces per liter = milligrams per imperial gallon × 0.00000775918689458
For a page dedicated to this direction, see Milligram per Imperial gallon to Ounce per Liter.
Understanding the Ounce per Liter (oz/L)
Mass per volume density.
Understanding the Milligram per Imperial gallon (mg/imp gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many milligrams per imperial gallon are in 1 ounce per liter?
1 ounce per liter equals 128,879.4836 milligrams per imperial gallon, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per liter to milligram per imperial gallon?
Multiply the ounce per liter value by 128879.4836. The converter above does this instantly to whatever precision you set.
How do I convert milligram per imperial gallon back to ounce per liter?
Use the reverse factor: 1 milligram per imperial gallon equals 0.0000077592 ounces per liter. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per liter?
Ounce per Liter (oz/L) is a unit of density.
What is a milligram per imperial gallon?
Milligram per Imperial gallon (mg/imp gal) is a unit of density.
Is the ounce per liter to milligram per imperial gallon conversion exact?
Yes. Both ounce per liter and milligram per imperial gallon are defined by fixed standards rather than physical artifacts, so the factor of 128879.4836 used above is exact to as many digits as you choose to display.
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.