Mass per volume density.
Grains per Liter to Slugs per Gallon Converter — gr/L to slug/gal
Convert Grain per Liter (gr/L) to Slug per Gallon (slug/gal) using the exact conversion factor (1 grain per liter = 0.0000168077 slug per gallon). See the formula, worked examples, and conversion table.
Grains per Liter to Slugs 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 0.06479891 / 3855.301291.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grains per Liter to Slugs per Gallon
Grain per Liter and Slug 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
slugs per gallon = grains per liter × 0.0000168077421482
This factor comes from each unit's defined relationship to the category's base unit: 1 grain per liter equals 0.06479891 base units, and 1 slug per gallon equals 3855.30129084 base units, so dividing one by the other gives the direct grain per liter-to-slug per gallon factor of 0.0000168077421482.
Simple example
1 gr/L × 0.00001680774215 = 0.0000168077 slug/gal
1 grain per liter = 0.0000168077 slugs per gallon.
Real-world example
1,000 gr/L × 0.00001680774215 = 0.0168077422 slug/gal
1,000 grains per liter = 0.0168077422 slugs per gallon.
Conversion table
| Grain per Liter (gr/L) | Slug per Gallon (slug/gal) |
|---|---|
| 0.1 gr/L | 0.0000016808 slug/gal |
| 1 gr/L | 0.0000168077 slug/gal |
| 10 gr/L | 0.0001680774 slug/gal |
| 100 gr/L | 0.0016807742 slug/gal |
| 1,000 gr/L | 0.0168077422 slug/gal |
| 10,000 gr/L | 0.1680774215 slug/gal |
Reverse conversion: Slug per Gallon to Grain per Liter
0.0000168077 slug/gal × 59496.39108 = 0.9999974923 gr/L
0.0000168077 slugs per gallon = 0.9999974923 grains per liter.
grains per liter = slugs per gallon × 59496.3910787
For a page dedicated to this direction, see Slug per Gallon to Grain per Liter.
Understanding the Grain per Liter (gr/L)
Mass per volume density.
Understanding the Slug per Gallon (slug/gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many slugs per gallon are in 1 grain per liter?
1 grain per liter equals 0.0000168077 slugs per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert grain per liter to slug per gallon?
Multiply the grain per liter value by 0.00001680774215. The converter above does this instantly to whatever precision you set.
How do I convert slug per gallon back to grain per liter?
Use the reverse factor: 1 slug per gallon equals 59,496.39108 grains per liter. You can also use the swap control in the converter above to flip the direction instantly.
What is a grain per liter?
Grain per Liter (gr/L) is a unit of density.
What is a slug per gallon?
Slug per Gallon (slug/gal) is a unit of density.
Is the grain per liter to slug per gallon conversion exact?
Yes. Both grain per liter and slug per gallon are defined by fixed standards rather than physical artifacts, so the factor of 0.00001680774215 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.