Mass per volume density.
Grams per Gallon to Stones per Quart Converter — g/gal to st/qt
Convert Gram per Gallon (g/gal) to Stone per Quart (st/qt) using the exact conversion factor (1 gram per gallon = 0.0000393683 stone per quart). See the formula, worked examples, and conversion table.
Grams per Gallon to Stones per Quart 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 0.2641720524 / 6710.27993.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grams per Gallon to Stones per Quart
Gram per Gallon and Stone per Quart 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
stones per quart = grams per gallon × 0.0000393682611044
This factor comes from each unit's defined relationship to the category's base unit: 1 gram per gallon equals 0.264172052358 base units, and 1 stone per quart equals 6710.27992975 base units, so dividing one by the other gives the direct gram per gallon-to-stone per quart factor of 0.0000393682611044.
Simple example
1 g/gal × 0.0000393682611 = 0.0000393683 st/qt
1 gram per gallon = 0.0000393683 stones per quart.
Real-world example
1,000 g/gal × 0.0000393682611 = 0.0393682611 st/qt
1,000 grams per gallon = 0.0393682611 stones per quart.
Conversion table
| Gram per Gallon (g/gal) | Stone per Quart (st/qt) |
|---|---|
| 0.1 g/gal | 0.0000039368 st/qt |
| 1 g/gal | 0.0000393683 st/qt |
| 10 g/gal | 0.0003936826 st/qt |
| 100 g/gal | 0.0039368261 st/qt |
| 1,000 g/gal | 0.0393682611 st/qt |
| 10,000 g/gal | 0.393682611 st/qt |
Reverse conversion: Stone per Quart to Gram per Gallon
0.0000393683 st/qt × 25401.17272 = 1.000000988 g/gal
0.0000393683 stones per quart = 1.000000988 grams per gallon.
grams per gallon = stones per quart × 25401.17272
For a page dedicated to this direction, see Stone per Quart to Gram per Gallon.
Understanding the Gram per Gallon (g/gal)
Mass per volume density.
Understanding the Stone per Quart (st/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per quart are in 1 gram per gallon?
1 gram per gallon equals 0.0000393683 stones per quart, using the exact defined conversion factor rather than an estimate.
How do I convert gram per gallon to stone per quart?
Multiply the gram per gallon value by 0.0000393682611. The converter above does this instantly to whatever precision you set.
How do I convert stone per quart back to gram per gallon?
Use the reverse factor: 1 stone per quart equals 25,401.17272 grams per gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a gram per gallon?
Gram per Gallon (g/gal) is a unit of density.
What is a stone per quart?
Stone per Quart (st/qt) is a unit of density.
Is the gram per gallon to stone per quart conversion exact?
Yes. Both gram per gallon and stone per quart are defined by fixed standards rather than physical artifacts, so the factor of 0.0000393682611 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.