Mass per volume density.
Ounces per Quart to Grains per Teaspoon Converter — oz/qt to gr/tsp
Convert Ounce per Quart (oz/qt) to Grain per Teaspoon (gr/tsp) using the exact conversion factor (1 ounce per quart = 2.278645833 grain per teaspoon). See the formula, worked examples, and conversion table.
Ounces per Quart to Grains 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 29.95660683 / 13.14667088.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ounces per Quart to Grains per Teaspoon
Ounce per Quart and Grain 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
grains per teaspoon = ounces per quart × 2.27864583333
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per quart equals 29.9566068292 base units, and 1 grain per teaspoon equals 13.1466708828 base units, so dividing one by the other gives the direct ounce per quart-to-grain per teaspoon factor of 2.27864583333.
Simple example
1 oz/qt × 2.278645833 = 2.278645833 gr/tsp
1 ounce per quart = 2.278645833 grains per teaspoon.
Real-world example
1,000 oz/qt × 2.278645833 = 2,278.645833 gr/tsp
1,000 ounces per quart = 2,278.645833 grains per teaspoon.
Conversion table
| Ounce per Quart (oz/qt) | Grain per Teaspoon (gr/tsp) |
|---|---|
| 0.1 oz/qt | 0.2278645833 gr/tsp |
| 1 oz/qt | 2.278645833 gr/tsp |
| 10 oz/qt | 22.78645833 gr/tsp |
| 100 oz/qt | 227.8645833 gr/tsp |
| 1,000 oz/qt | 2,278.645833 gr/tsp |
| 10,000 oz/qt | 22,786.45833 gr/tsp |
Reverse conversion: Grain per Teaspoon to Ounce per Quart
2.278645833 gr/tsp × 0.4388571429 = 0.9999999999 oz/qt
2.278645833 grains per teaspoon = 0.9999999999 ounces per quart.
ounces per quart = grains per teaspoon × 0.438857142857
For a page dedicated to this direction, see Grain per Teaspoon to Ounce per Quart.
Understanding the Ounce per Quart (oz/qt)
Mass per volume density.
Understanding the Grain per Teaspoon (gr/tsp)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many grains per teaspoon are in 1 ounce per quart?
1 ounce per quart equals 2.278645833 grains per teaspoon, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per quart to grain per teaspoon?
Multiply the ounce per quart value by 2.278645833. The converter above does this instantly to whatever precision you set.
How do I convert grain per teaspoon back to ounce per quart?
Use the reverse factor: 1 grain per teaspoon equals 0.4388571429 ounces per quart. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per quart?
Ounce per Quart (oz/qt) is a unit of density.
What is a grain per teaspoon?
Grain per Teaspoon (gr/tsp) is a unit of density.
Is the ounce per quart to grain per teaspoon conversion exact?
Yes. Both ounce per quart and grain per teaspoon are defined by fixed standards rather than physical artifacts, so the factor of 2.278645833 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.