Mass per volume density.
Drams per Quart to Imperial hundredweights per Teaspoon Converter — dr/qt to long cwt/tsp
Convert Dram per Quart (dr/qt) to Imperial hundredweight per Teaspoon (long cwt/tsp) using the exact conversion factor (1 dram per quart = 1.816523e-7 imperial hundredweight per teaspoon). See the formula, worked examples, and conversion table.
Drams per Quart to Imperial hundredweights per Teaspoon 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 1.872287927 / 1.030699e+7.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Drams per Quart to Imperial hundredweights per Teaspoon
Dram per Quart and Imperial hundredweight per Teaspoon 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
imperial hundredweights per teaspoon = drams per quart × 1.816523e-7
This factor comes from each unit's defined relationship to the category's base unit: 1 dram per quart equals 1.87228792683 base units, and 1 imperial hundredweight per teaspoon equals 10306989.9721 base units, so dividing one by the other gives the direct dram per quart-to-imperial hundredweight per teaspoon factor of 1.816523e-7.
Simple example
1 dr/qt × 1.816523e-7 = 1.816523e-7 long cwt/tsp
1 dram per quart = 1.816523e-7 imperial hundredweights per teaspoon.
Real-world example
1,000 dr/qt × 1.816523e-7 = 0.0001816523 long cwt/tsp
1,000 drams per quart = 0.0001816523 imperial hundredweights per teaspoon.
Conversion table
| Dram per Quart (dr/qt) | Imperial hundredweight per Teaspoon (long cwt/tsp) |
|---|---|
| 0.1 dr/qt | 1.816523e-8 long cwt/tsp |
| 1 dr/qt | 1.816523e-7 long cwt/tsp |
| 10 dr/qt | 0.0000018165 long cwt/tsp |
| 100 dr/qt | 0.0000181652 long cwt/tsp |
| 1,000 dr/qt | 0.0001816523 long cwt/tsp |
| 10,000 dr/qt | 0.0018165225 long cwt/tsp |
Reverse conversion: Imperial hundredweight per Teaspoon to Dram per Quart
1.816523e-7 long cwt/tsp × 5505024 = 1.000000271 dr/qt
1.816523e-7 imperial hundredweights per teaspoon = 1.000000271 drams per quart.
drams per quart = imperial hundredweights per teaspoon × 5505024
For a page dedicated to this direction, see Imperial hundredweight per Teaspoon to Dram per Quart.
Understanding the Dram per Quart (dr/qt)
Mass per volume density.
Understanding the Imperial hundredweight per Teaspoon (long cwt/tsp)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many imperial hundredweights per teaspoon are in 1 dram per quart?
1 dram per quart equals 1.816523e-7 imperial hundredweights per teaspoon, using the exact defined conversion factor rather than an estimate.
How do I convert dram per quart to imperial hundredweight per teaspoon?
Multiply the dram per quart value by 1.816523e-7. The converter above does this instantly to whatever precision you set.
How do I convert imperial hundredweight per teaspoon back to dram per quart?
Use the reverse factor: 1 imperial hundredweight per teaspoon equals 5,505,024 drams per quart. You can also use the swap control in the converter above to flip the direction instantly.
What is a dram per quart?
Dram per Quart (dr/qt) is a unit of density.
What is a imperial hundredweight per teaspoon?
Imperial hundredweight per Teaspoon (long cwt/tsp) is a unit of density.
Is the dram per quart to imperial hundredweight per teaspoon conversion exact?
Yes. Both dram per quart and imperial hundredweight per teaspoon are defined by fixed standards rather than physical artifacts, so the factor of 1.816523e-7 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.