Mass per volume density.
Centigrams per Fluid ounce to Milligrams per Gallon Converter — cg/fl oz to mg/gal
Convert Centigram per Fluid ounce (cg/fl oz) to Milligram per Gallon (mg/gal) using the exact conversion factor (1 centigram per fluid ounce = 1,280 milligram per gallon). See the formula, worked examples, and conversion table.
Centigrams per Fluid ounce to Milligrams per 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 0.338140227 / 0.0002641720524.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Centigrams per Fluid ounce to Milligrams per Gallon
Centigram per Fluid ounce and Milligram per 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 gallon = centigrams per fluid ounce × 1280
This factor comes from each unit's defined relationship to the category's base unit: 1 centigram per fluid ounce equals 0.338140227018 base units, and 1 milligram per gallon equals 0.000264172052358 base units, so dividing one by the other gives the direct centigram per fluid ounce-to-milligram per gallon factor of 1280.
Simple example
1 cg/fl oz × 1280 = 1,280 mg/gal
1 centigram per fluid ounce = 1,280 milligrams per gallon.
Real-world example
1,000 cg/fl oz × 1280 = 1,280,000 mg/gal
1,000 centigrams per fluid ounce = 1,280,000 milligrams per gallon.
Conversion table
| Centigram per Fluid ounce (cg/fl oz) | Milligram per Gallon (mg/gal) |
|---|---|
| 0.1 cg/fl oz | 128 mg/gal |
| 1 cg/fl oz | 1,280 mg/gal |
| 10 cg/fl oz | 12,800 mg/gal |
| 100 cg/fl oz | 128,000 mg/gal |
| 1,000 cg/fl oz | 1,280,000 mg/gal |
| 10,000 cg/fl oz | 12,800,000 mg/gal |
Reverse conversion: Milligram per Gallon to Centigram per Fluid ounce
1 mg/gal × 0.00078125 = 0.00078125 cg/fl oz
1 milligram per gallon = 0.00078125 centigrams per fluid ounce.
centigrams per fluid ounce = milligrams per gallon × 0.00078125
For a page dedicated to this direction, see Milligram per Gallon to Centigram per Fluid ounce.
Understanding the Centigram per Fluid ounce (cg/fl oz)
Mass per volume density.
Understanding the Milligram per Gallon (mg/gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many milligrams per gallon are in 1 centigram per fluid ounce?
1 centigram per fluid ounce equals 1,280 milligrams per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert centigram per fluid ounce to milligram per gallon?
Multiply the centigram per fluid ounce value by 1280. The converter above does this instantly to whatever precision you set.
How do I convert milligram per gallon back to centigram per fluid ounce?
Use the reverse factor: 1 milligram per gallon equals 0.00078125 centigrams per fluid ounce. You can also use the swap control in the converter above to flip the direction instantly.
What is a centigram per fluid ounce?
Centigram per Fluid ounce (cg/fl oz) is a unit of density.
What is a milligram per gallon?
Milligram per Gallon (mg/gal) is a unit of density.
Is the centigram per fluid ounce to milligram per gallon conversion exact?
Yes. Both centigram per fluid ounce and milligram per gallon are defined by fixed standards rather than physical artifacts, so the factor of 1280 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.