Mass per volume density.
Grains per Teaspoon to Drams per Imperial gallon Converter — gr/tsp to dr/imp gal
Convert Grain per Teaspoon (gr/tsp) to Dram per Imperial gallon (dr/imp gal) using the exact conversion factor (1 grain per teaspoon = 33.73090899 dram per imperial gallon). See the formula, worked examples, and conversion table.
Grains per Teaspoon to Drams per Imperial 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 13.14667088 / 0.3897514557.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grains per Teaspoon to Drams per Imperial gallon
Grain per Teaspoon and Dram per Imperial 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 imperial gallon = grains per teaspoon × 33.7309089934
This factor comes from each unit's defined relationship to the category's base unit: 1 grain per teaspoon equals 13.1466708828 base units, and 1 dram per imperial gallon equals 0.389751455715 base units, so dividing one by the other gives the direct grain per teaspoon-to-dram per imperial gallon factor of 33.7309089934.
Simple example
1 gr/tsp × 33.73090899 = 33.73090899 dr/imp gal
1 grain per teaspoon = 33.73090899 drams per imperial gallon.
Real-world example
1,000 gr/tsp × 33.73090899 = 33,730.90899 dr/imp gal
1,000 grains per teaspoon = 33,730.90899 drams per imperial gallon.
Conversion table
| Grain per Teaspoon (gr/tsp) | Dram per Imperial gallon (dr/imp gal) |
|---|---|
| 0.1 gr/tsp | 3.373090899 dr/imp gal |
| 1 gr/tsp | 33.73090899 dr/imp gal |
| 10 gr/tsp | 337.3090899 dr/imp gal |
| 100 gr/tsp | 3,373.090899 dr/imp gal |
| 1,000 gr/tsp | 33,730.90899 dr/imp gal |
| 10,000 gr/tsp | 337,309.0899 dr/imp gal |
Reverse conversion: Dram per Imperial gallon to Grain per Teaspoon
33.73090899 dr/imp gal × 0.0296463994 = 0.9999999999 gr/tsp
33.73090899 drams per imperial gallon = 0.9999999999 grains per teaspoon.
grains per teaspoon = drams per imperial gallon × 0.0296463993958
For a page dedicated to this direction, see Dram per Imperial gallon to Grain per Teaspoon.
Understanding the Grain per Teaspoon (gr/tsp)
Mass per volume density.
Understanding the Dram per Imperial gallon (dr/imp gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per imperial gallon are in 1 grain per teaspoon?
1 grain per teaspoon equals 33.73090899 drams per imperial gallon, using the exact defined conversion factor rather than an estimate.
How do I convert grain per teaspoon to dram per imperial gallon?
Multiply the grain per teaspoon value by 33.73090899. The converter above does this instantly to whatever precision you set.
How do I convert dram per imperial gallon back to grain per teaspoon?
Use the reverse factor: 1 dram per imperial gallon equals 0.0296463994 grains per teaspoon. You can also use the swap control in the converter above to flip the direction instantly.
What is a grain per teaspoon?
Grain per Teaspoon (gr/tsp) is a unit of density.
What is a dram per imperial gallon?
Dram per Imperial gallon (dr/imp gal) is a unit of density.
Is the grain per teaspoon to dram per imperial gallon conversion exact?
Yes. Both grain per teaspoon and dram per imperial gallon are defined by fixed standards rather than physical artifacts, so the factor of 33.73090899 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.