Mass per volume density.
Grams per Imperial gallon to Milligrams per Fluid ounce Converter — g/imp gal to mg/fl oz
Convert Gram per Imperial gallon (g/imp gal) to Milligram per Fluid ounce (mg/fl oz) using the exact conversion factor (1 gram per imperial gallon = 6.505267067 milligram per fluid ounce). See the formula, worked examples, and conversion table.
Grams per Imperial gallon 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 0.2199692483 / 0.0338140227.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grams per Imperial gallon to Milligrams per Fluid ounce
Gram per Imperial gallon 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. Both are mass per volume density units.
Formula
milligrams per fluid ounce = grams per imperial gallon × 6.50526706741
This factor comes from each unit's defined relationship to the category's base unit: 1 gram per imperial gallon equals 0.219969248299 base units, and 1 milligram per fluid ounce equals 0.0338140227018 base units, so dividing one by the other gives the direct gram per imperial gallon-to-milligram per fluid ounce factor of 6.50526706741.
Simple example
1 g/imp gal × 6.505267067 = 6.505267067 mg/fl oz
1 gram per imperial gallon = 6.505267067 milligrams per fluid ounce.
Real-world example
1,000 g/imp gal × 6.505267067 = 6,505.267067 mg/fl oz
1,000 grams per imperial gallon = 6,505.267067 milligrams per fluid ounce.
Conversion table
| Gram per Imperial gallon (g/imp gal) | Milligram per Fluid ounce (mg/fl oz) |
|---|---|
| 0.1 g/imp gal | 0.6505267067 mg/fl oz |
| 1 g/imp gal | 6.505267067 mg/fl oz |
| 10 g/imp gal | 65.05267067 mg/fl oz |
| 100 g/imp gal | 650.5267067 mg/fl oz |
| 1,000 g/imp gal | 6,505.267067 mg/fl oz |
| 10,000 g/imp gal | 65,052.67067 mg/fl oz |
Reverse conversion: Milligram per Fluid ounce to Gram per Imperial gallon
6.505267067 mg/fl oz × 0.1537215905 = 0.9999999999 g/imp gal
6.505267067 milligrams per fluid ounce = 0.9999999999 grams per imperial gallon.
grams per imperial gallon = milligrams per fluid ounce × 0.153721590465
For a page dedicated to this direction, see Milligram per Fluid ounce to Gram per Imperial gallon.
Understanding the Gram per Imperial gallon (g/imp gal)
Mass per volume density.
Understanding the Milligram per Fluid ounce (mg/fl oz)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many milligrams per fluid ounce are in 1 gram per imperial gallon?
1 gram per imperial gallon equals 6.505267067 milligrams per fluid ounce, using the exact defined conversion factor rather than an estimate.
How do I convert gram per imperial gallon to milligram per fluid ounce?
Multiply the gram per imperial gallon value by 6.505267067. The converter above does this instantly to whatever precision you set.
How do I convert milligram per fluid ounce back to gram per imperial gallon?
Use the reverse factor: 1 milligram per fluid ounce equals 0.1537215905 grams per imperial gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a gram per imperial gallon?
Gram per Imperial gallon (g/imp gal) is a unit of density.
What is a milligram per fluid ounce?
Milligram per Fluid ounce (mg/fl oz) is a unit of density.
Is the gram per imperial gallon to milligram per fluid ounce conversion exact?
Yes. Both gram per imperial gallon and milligram per fluid ounce are defined by fixed standards rather than physical artifacts, so the factor of 6.505267067 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.