Mass per volume density.
Grams per Quart to Slugs per Imperial gallon Converter — g/qt to slug/imp gal
Convert Gram per Quart (g/qt) to Slug per Imperial gallon (slug/imp gal) using the exact conversion factor (1 gram per quart = 0.0003291648 slug per imperial gallon). See the formula, worked examples, and conversion table.
Grams per Quart to Slugs 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 1.056688209 / 3210.209859.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grams per Quart to Slugs per Imperial gallon
Gram per Quart and Slug 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
slugs per imperial gallon = grams per quart × 0.000329164838405
This factor comes from each unit's defined relationship to the category's base unit: 1 gram per quart equals 1.05668820943 base units, and 1 slug per imperial gallon equals 3210.20985885 base units, so dividing one by the other gives the direct gram per quart-to-slug per imperial gallon factor of 0.000329164838405.
Simple example
1 g/qt × 0.0003291648384 = 0.0003291648 slug/imp gal
1 gram per quart = 0.0003291648 slugs per imperial gallon.
Real-world example
1,000 g/qt × 0.0003291648384 = 0.3291648384 slug/imp gal
1,000 grams per quart = 0.3291648384 slugs per imperial gallon.
Conversion table
| Gram per Quart (g/qt) | Slug per Imperial gallon (slug/imp gal) |
|---|---|
| 0.1 g/qt | 0.0000329165 slug/imp gal |
| 1 g/qt | 0.0003291648 slug/imp gal |
| 10 g/qt | 0.0032916484 slug/imp gal |
| 100 g/qt | 0.0329164838 slug/imp gal |
| 1,000 g/qt | 0.3291648384 slug/imp gal |
| 10,000 g/qt | 3.291648384 slug/imp gal |
Reverse conversion: Slug per Imperial gallon to Gram per Quart
0.0003291648 slug/imp gal × 3037.991557 = 0.9999998833 g/qt
0.0003291648 slugs per imperial gallon = 0.9999998833 grams per quart.
grams per quart = slugs per imperial gallon × 3037.9915572
For a page dedicated to this direction, see Slug per Imperial gallon to Gram per Quart.
Understanding the Gram per Quart (g/qt)
Mass per volume density.
Understanding the Slug per Imperial gallon (slug/imp gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many slugs per imperial gallon are in 1 gram per quart?
1 gram per quart equals 0.0003291648 slugs per imperial gallon, using the exact defined conversion factor rather than an estimate.
How do I convert gram per quart to slug per imperial gallon?
Multiply the gram per quart value by 0.0003291648384. The converter above does this instantly to whatever precision you set.
How do I convert slug per imperial gallon back to gram per quart?
Use the reverse factor: 1 slug per imperial gallon equals 3,037.991557 grams per quart. You can also use the swap control in the converter above to flip the direction instantly.
What is a gram per quart?
Gram per Quart (g/qt) is a unit of density.
What is a slug per imperial gallon?
Slug per Imperial gallon (slug/imp gal) is a unit of density.
Is the gram per quart to slug per imperial gallon conversion exact?
Yes. Both gram per quart and slug per imperial gallon are defined by fixed standards rather than physical artifacts, so the factor of 0.0003291648384 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.