Mass per volume density.
Grams per Gallon to Drams per Cup Converter — g/gal to dr/cup
Convert Gram per Gallon (g/gal) to Dram per Cup (dr/cup) using the exact conversion factor (1 gram per gallon = 0.035273962 dram per cup). See the formula, worked examples, and conversion table.
Grams per Gallon to Drams per Cup 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 0.2641720524 / 7.489151707.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grams per Gallon to Drams per Cup
Gram per Gallon and Dram per Cup 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 cup = grams per gallon × 0.0352739619496
This factor comes from each unit's defined relationship to the category's base unit: 1 gram per gallon equals 0.264172052358 base units, and 1 dram per cup equals 7.48915170731 base units, so dividing one by the other gives the direct gram per gallon-to-dram per cup factor of 0.0352739619496.
Simple example
1 g/gal × 0.03527396195 = 0.035273962 dr/cup
1 gram per gallon = 0.035273962 drams per cup.
Real-world example
1,000 g/gal × 0.03527396195 = 35.27396195 dr/cup
1,000 grams per gallon = 35.27396195 drams per cup.
Conversion table
| Gram per Gallon (g/gal) | Dram per Cup (dr/cup) |
|---|---|
| 0.1 g/gal | 0.0035273962 dr/cup |
| 1 g/gal | 0.035273962 dr/cup |
| 10 g/gal | 0.3527396195 dr/cup |
| 100 g/gal | 3.527396195 dr/cup |
| 1,000 g/gal | 35.27396195 dr/cup |
| 10,000 g/gal | 352.7396195 dr/cup |
Reverse conversion: Dram per Cup to Gram per Gallon
0.035273962 dr/cup × 28.34952313 = 1.000000001 g/gal
0.035273962 drams per cup = 1.000000001 grams per gallon.
grams per gallon = drams per cup × 28.349523125
For a page dedicated to this direction, see Dram per Cup to Gram per Gallon.
Understanding the Gram per Gallon (g/gal)
Mass per volume density.
Understanding the Dram per Cup (dr/cup)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per cup are in 1 gram per gallon?
1 gram per gallon equals 0.035273962 drams per cup, using the exact defined conversion factor rather than an estimate.
How do I convert gram per gallon to dram per cup?
Multiply the gram per gallon value by 0.03527396195. The converter above does this instantly to whatever precision you set.
How do I convert dram per cup back to gram per gallon?
Use the reverse factor: 1 dram per cup equals 28.34952313 grams per gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a gram per gallon?
Gram per Gallon (g/gal) is a unit of density.
What is a dram per cup?
Dram per Cup (dr/cup) is a unit of density.
Is the gram per gallon to dram per cup conversion exact?
Yes. Both gram per gallon and dram per cup are defined by fixed standards rather than physical artifacts, so the factor of 0.03527396195 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.