Mass per volume density.
Ounces per Gallon to Grains per Cubic foot Converter — oz/gal to gr/ft3
Convert Ounce per Gallon (oz/gal) to Grain per Cubic foot (gr/ft3) using the exact conversion factor (1 ounce per gallon = 3,272.727273 grain per cubic foot). See the formula, worked examples, conversion table, and common uses.
Ounces per Gallon to Grains per Cubic foot 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 7.489151707 / 0.002288351911.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ounces per Gallon to Grains per Cubic foot
Ounce per Gallon and Grain per Cubic foot 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. Ounce per Gallon is most often used for used to express dilution rates on many us pesticide, herbicide, and household cleaning product labels, which commonly specify a number of fluid ounces of concentrate per gallon of water.
Formula
grains per cubic foot = ounces per gallon × 3272.72727273
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per gallon equals 7.48915170731 base units, and 1 grain per cubic foot equals 0.00228835191057 base units, so dividing one by the other gives the direct ounce per gallon-to-grain per cubic foot factor of 3272.72727273.
Simple example
1 oz/gal × 3272.727273 = 3,272.727273 gr/ft3
1 ounce per gallon = 3,272.727273 grains per cubic foot.
Real-world example
1,000 oz/gal × 3272.727273 = 3,272,727.273 gr/ft3
1,000 ounces per gallon = 3,272,727.273 grains per cubic foot.
Conversion table
| Ounce per Gallon (oz/gal) | Grain per Cubic foot (gr/ft3) |
|---|---|
| 0.1 oz/gal | 327.2727273 gr/ft3 |
| 1 oz/gal | 3,272.727273 gr/ft3 |
| 10 oz/gal | 32,727.27273 gr/ft3 |
| 100 oz/gal | 327,272.7273 gr/ft3 |
| 1,000 oz/gal | 3,272,727.273 gr/ft3 |
| 10,000 oz/gal | 32,727,272.73 gr/ft3 |
Reverse conversion: Grain per Cubic foot to Ounce per Gallon
1 gr/ft3 × 0.0003055555556 = 0.0003055556 oz/gal
1 grain per cubic foot = 0.0003055556 ounces per gallon.
ounces per gallon = grains per cubic foot × 0.000305555555556
For a page dedicated to this direction, see Grain per Cubic foot to Ounce per Gallon.
Understanding the Ounce per Gallon
Ounce per Gallon (oz/gal) measures concentration (dilution rate). A US customary way to express how much concentrate is mixed into each gallon of a diluted solution. It is classified as a US customary concentration unit.
Where it's used: United States
Uses of the Ounce per Gallon today
- Used to express dilution rates on many US pesticide, herbicide, and household cleaning product labels, which commonly specify a number of fluid ounces of concentrate per gallon of water
Understanding the Grain per Cubic foot (gr/ft3)
Mass per volume density.
Ounce per Gallon — sources
- US product-label dilution conventions (pesticide/herbicide industry guides) — Fluid ounces of concentrate per gallon is a widely used label format for US spray and cleaning product dilution instructions.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many grains per cubic foot are in 1 ounce per gallon?
1 ounce per gallon equals 3,272.727273 grains per cubic foot, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per gallon to grain per cubic foot?
Multiply the ounce per gallon value by 3272.727273. The converter above does this instantly to whatever precision you set.
How do I convert grain per cubic foot back to ounce per gallon?
Use the reverse factor: 1 grain per cubic foot equals 0.0003055556 ounces per gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per gallon?
Ounce per Gallon (oz/gal) measures concentration (dilution rate). A US customary way to express how much concentrate is mixed into each gallon of a diluted solution. It is classified as a US customary concentration unit.
What is a grain per cubic foot?
Grain per Cubic foot (gr/ft3) is a unit of density.
Is the ounce per gallon to grain per cubic foot conversion exact?
Yes. Both ounce per gallon and grain per cubic foot are defined by fixed standards rather than physical artifacts, so the factor of 3272.727273 used above is exact to as many digits as you choose to display.
Where is the ounce per gallon still used today?
United States
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.