Mass per volume density.
Drams per Gallon to Stones per Tablespoon Converter — dr/gal to st/tbsp
Convert Dram per Gallon (dr/gal) to Stone per Tablespoon (st/tbsp) using the exact conversion factor (1 dram per gallon = 0.0000010899 stone per tablespoon). See the formula, worked examples, and conversion table.
Drams per Gallon to Stones per Tablespoon 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 / 429457.9155.
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 Tablespoon
Dram per Gallon and Stone per Tablespoon 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 tablespoon = drams per gallon × 0.00000108991350446
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 tablespoon equals 429457.915504 base units, so dividing one by the other gives the direct dram per gallon-to-stone per tablespoon factor of 0.00000108991350446.
Simple example
1 dr/gal × 0.000001089913504 = 0.0000010899 st/tbsp
1 dram per gallon = 0.0000010899 stones per tablespoon.
Real-world example
1,000 dr/gal × 0.000001089913504 = 0.0010899135 st/tbsp
1,000 drams per gallon = 0.0010899135 stones per tablespoon.
Conversion table
| Dram per Gallon (dr/gal) | Stone per Tablespoon (st/tbsp) |
|---|---|
| 0.1 dr/gal | 1.089914e-7 st/tbsp |
| 1 dr/gal | 0.0000010899 st/tbsp |
| 10 dr/gal | 0.0000108991 st/tbsp |
| 100 dr/gal | 0.0001089914 st/tbsp |
| 1,000 dr/gal | 0.0010899135 st/tbsp |
| 10,000 dr/gal | 0.010899135 st/tbsp |
Reverse conversion: Stone per Tablespoon to Dram per Gallon
0.0000010899 st/tbsp × 917504 = 0.9999876096 dr/gal
0.0000010899 stones per tablespoon = 0.9999876096 drams per gallon.
drams per gallon = stones per tablespoon × 917504
For a page dedicated to this direction, see Stone per Tablespoon to Dram per Gallon.
Understanding the Dram per Gallon (dr/gal)
Mass per volume density.
Understanding the Stone per Tablespoon (st/tbsp)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many stones per tablespoon are in 1 dram per gallon?
1 dram per gallon equals 0.0000010899 stones per tablespoon, using the exact defined conversion factor rather than an estimate.
How do I convert dram per gallon to stone per tablespoon?
Multiply the dram per gallon value by 0.000001089913504. The converter above does this instantly to whatever precision you set.
How do I convert stone per tablespoon back to dram per gallon?
Use the reverse factor: 1 stone per tablespoon equals 917,504 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 tablespoon?
Stone per Tablespoon (st/tbsp) is a unit of density.
Is the dram per gallon to stone per tablespoon conversion exact?
Yes. Both dram per gallon and stone per tablespoon are defined by fixed standards rather than physical artifacts, so the factor of 0.000001089913504 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.