Mass per volume density.
Grams per Imperial gallon to Drams per Gallon Converter — g/imp gal to dr/gal
Convert Gram per Imperial gallon (g/imp gal) to Dram per Gallon (dr/gal) using the exact conversion factor (1 gram per imperial gallon = 0.4699474801 dram per gallon). See the formula, worked examples, and conversion table.
Grams per Imperial gallon to Drams 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 0.2199692483 / 0.4680719817.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grams per Imperial gallon to Drams per Gallon
Gram per Imperial gallon and Dram 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
drams per gallon = grams per imperial gallon × 0.46994748008
This factor comes from each unit's defined relationship to the category's base unit: 1 gram per imperial gallon equals 0.219969248299 base units, and 1 dram per gallon equals 0.468071981707 base units, so dividing one by the other gives the direct gram per imperial gallon-to-dram per gallon factor of 0.46994748008.
Simple example
1 g/imp gal × 0.4699474801 = 0.4699474801 dr/gal
1 gram per imperial gallon = 0.4699474801 drams per gallon.
Real-world example
1,000 g/imp gal × 0.4699474801 = 469.9474801 dr/gal
1,000 grams per imperial gallon = 469.9474801 drams per gallon.
Conversion table
| Gram per Imperial gallon (g/imp gal) | Dram per Gallon (dr/gal) |
|---|---|
| 0.1 g/imp gal | 0.046994748 dr/gal |
| 1 g/imp gal | 0.4699474801 dr/gal |
| 10 g/imp gal | 4.699474801 dr/gal |
| 100 g/imp gal | 46.99474801 dr/gal |
| 1,000 g/imp gal | 469.9474801 dr/gal |
| 10,000 g/imp gal | 4,699.474801 dr/gal |
Reverse conversion: Dram per Gallon to Gram per Imperial gallon
0.4699474801 dr/gal × 2.127897355 = 1 g/imp gal
0.4699474801 drams per gallon = 1 grams per imperial gallon.
grams per imperial gallon = drams per gallon × 2.12789735532
For a page dedicated to this direction, see Dram per Gallon to Gram per Imperial gallon.
Understanding the Gram per Imperial gallon (g/imp gal)
Mass per volume density.
Understanding the Dram per Gallon (dr/gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per gallon are in 1 gram per imperial gallon?
1 gram per imperial gallon equals 0.4699474801 drams per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert gram per imperial gallon to dram per gallon?
Multiply the gram per imperial gallon value by 0.4699474801. The converter above does this instantly to whatever precision you set.
How do I convert dram per gallon back to gram per imperial gallon?
Use the reverse factor: 1 dram per gallon equals 2.127897355 grams per imperial gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a gram per imperial gallon?
Gram per Imperial gallon (g/imp gal) is a unit of density.
What is a dram per gallon?
Dram per Gallon (dr/gal) is a unit of density.
Is the gram per imperial gallon to dram per gallon conversion exact?
Yes. Both gram per imperial gallon and dram per gallon are defined by fixed standards rather than physical artifacts, so the factor of 0.4699474801 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.