Mass per volume density.
Slugs per Fluid ounce to Slugs per Gallon Converter — slug/fl oz to slug/gal
Convert Slug per Fluid ounce (slug/fl oz) to Slug per Gallon (slug/gal) using the exact conversion factor (1 slug per fluid ounce = 128 slug per gallon). See the formula, worked examples, and conversion table.
Slugs per Fluid ounce 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 493478.5652 / 3855.301291.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Slugs per Fluid ounce to Slugs per Gallon
Slug per Fluid ounce 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 = slugs per fluid ounce × 128
This factor comes from each unit's defined relationship to the category's base unit: 1 slug per fluid ounce equals 493478.565227 base units, and 1 slug per gallon equals 3855.30129084 base units, so dividing one by the other gives the direct slug per fluid ounce-to-slug per gallon factor of 128.
Simple example
1 slug/fl oz × 128 = 128 slug/gal
1 slug per fluid ounce = 128 slugs per gallon.
Real-world example
1,000 slug/fl oz × 128 = 128,000 slug/gal
1,000 slugs per fluid ounce = 128,000 slugs per gallon.
Conversion table
| Slug per Fluid ounce (slug/fl oz) | Slug per Gallon (slug/gal) |
|---|---|
| 0.1 slug/fl oz | 12.8 slug/gal |
| 1 slug/fl oz | 128 slug/gal |
| 10 slug/fl oz | 1,280 slug/gal |
| 100 slug/fl oz | 12,800 slug/gal |
| 1,000 slug/fl oz | 128,000 slug/gal |
| 10,000 slug/fl oz | 1,280,000 slug/gal |
Reverse conversion: Slug per Gallon to Slug per Fluid ounce
128 slug/gal × 0.0078125 = 1 slug/fl oz
128 slugs per gallon = 1 slug per fluid ounce.
slugs per fluid ounce = slugs per gallon × 0.0078125
For a page dedicated to this direction, see Slug per Gallon to Slug per Fluid ounce.
Understanding the Slug per Fluid ounce (slug/fl oz)
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 slug per fluid ounce?
1 slug per fluid ounce equals 128 slugs per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert slug per fluid ounce to slug per gallon?
Multiply the slug per fluid ounce value by 128. The converter above does this instantly to whatever precision you set.
How do I convert slug per gallon back to slug per fluid ounce?
Use the reverse factor: 1 slug per gallon equals 0.0078125 slugs per fluid ounce. You can also use the swap control in the converter above to flip the direction instantly.
What is a slug per fluid ounce?
Slug per Fluid ounce (slug/fl oz) is a unit of density.
What is a slug per gallon?
Slug per Gallon (slug/gal) is a unit of density.
Is the slug per fluid ounce to slug per gallon conversion exact?
Yes. Both slug per fluid ounce and slug per gallon are defined by fixed standards rather than physical artifacts, so the factor of 128 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.