Mass per volume density.
Drams per Gallon to Stones per Fluid ounce Converter — dr/gal to st/fl oz
Convert Dram per Gallon (dr/gal) to Stone per Fluid ounce (st/fl oz) using the exact conversion factor (1 dram per gallon = 0.0000021798 stone per fluid ounce). See the formula, worked examples, and conversion table.
Drams per Gallon to Stones per Fluid ounce 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 0.4680719817 / 214728.9578.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Drams per Gallon to Stones per Fluid ounce
Dram per Gallon and Stone per Fluid ounce 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 fluid ounce = drams per gallon × 0.00000217982700893
This factor comes from each unit's defined relationship to the category's base unit: 1 dram per gallon equals 0.468071981707 base units, and 1 stone per fluid ounce equals 214728.957752 base units, so dividing one by the other gives the direct dram per gallon-to-stone per fluid ounce factor of 0.00000217982700893.
Simple example
1 dr/gal × 0.000002179827009 = 0.0000021798 st/fl oz
1 dram per gallon = 0.0000021798 stones per fluid ounce.
Real-world example
1,000 dr/gal × 0.000002179827009 = 0.002179827 st/fl oz
1,000 drams per gallon = 0.002179827 stones per fluid ounce.
Conversion table
| Dram per Gallon (dr/gal) | Stone per Fluid ounce (st/fl oz) |
|---|---|
| 0.1 dr/gal | 2.179827e-7 st/fl oz |
| 1 dr/gal | 0.0000021798 st/fl oz |
| 10 dr/gal | 0.0000217983 st/fl oz |
| 100 dr/gal | 0.0002179827 st/fl oz |
| 1,000 dr/gal | 0.002179827 st/fl oz |
| 10,000 dr/gal | 0.0217982701 st/fl oz |
Reverse conversion: Stone per Fluid ounce to Dram per Gallon
0.0000021798 st/fl oz × 458752 = 0.9999876096 dr/gal
0.0000021798 stones per fluid ounce = 0.9999876096 drams per gallon.
drams per gallon = stones per fluid ounce × 458752
For a page dedicated to this direction, see Stone per Fluid ounce to Dram per Gallon.
Understanding the Dram per Gallon (dr/gal)
Mass per volume density.
Understanding the Stone per Fluid ounce (st/fl oz)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per fluid ounce are in 1 dram per gallon?
1 dram per gallon equals 0.0000021798 stones per fluid ounce, using the exact defined conversion factor rather than an estimate.
How do I convert dram per gallon to stone per fluid ounce?
Multiply the dram per gallon value by 0.000002179827009. The converter above does this instantly to whatever precision you set.
How do I convert stone per fluid ounce back to dram per gallon?
Use the reverse factor: 1 stone per fluid ounce equals 458,752 drams per gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a dram per gallon?
Dram per Gallon (dr/gal) is a unit of density.
What is a stone per fluid ounce?
Stone per Fluid ounce (st/fl oz) is a unit of density.
Is the dram per gallon to stone per fluid ounce conversion exact?
Yes. Both dram per gallon and stone per fluid ounce are defined by fixed standards rather than physical artifacts, so the factor of 0.000002179827009 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.