Mass per volume density.
Milligrams per Pint to Grains per Teaspoon Converter — mg/pt to gr/tsp
Convert Milligram per Pint (mg/pt) to Grain per Teaspoon (gr/tsp) using the exact conversion factor (1 milligram per pint = 0.0001607537 grain per teaspoon). See the formula, worked examples, and conversion table.
Milligrams per Pint 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 0.002113376419 / 13.14667088.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Milligrams per Pint to Grains per Teaspoon
Milligram per Pint 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 = milligrams per pint × 0.000160753732843
This factor comes from each unit's defined relationship to the category's base unit: 1 milligram per pint equals 0.00211337641887 base units, and 1 grain per teaspoon equals 13.1466708828 base units, so dividing one by the other gives the direct milligram per pint-to-grain per teaspoon factor of 0.000160753732843.
Simple example
1 mg/pt × 0.0001607537328 = 0.0001607537 gr/tsp
1 milligram per pint = 0.0001607537 grains per teaspoon.
Real-world example
1,000 mg/pt × 0.0001607537328 = 0.1607537328 gr/tsp
1,000 milligrams per pint = 0.1607537328 grains per teaspoon.
Conversion table
| Milligram per Pint (mg/pt) | Grain per Teaspoon (gr/tsp) |
|---|---|
| 0.1 mg/pt | 0.0000160754 gr/tsp |
| 1 mg/pt | 0.0001607537 gr/tsp |
| 10 mg/pt | 0.0016075373 gr/tsp |
| 100 mg/pt | 0.0160753733 gr/tsp |
| 1,000 mg/pt | 0.1607537328 gr/tsp |
| 10,000 mg/pt | 1.607537328 gr/tsp |
Reverse conversion: Grain per Teaspoon to Milligram per Pint
0.0001607537 gr/tsp × 6220.69536 = 0.9999997957 mg/pt
0.0001607537 grains per teaspoon = 0.9999997957 milligrams per pint.
milligrams per pint = grains per teaspoon × 6220.69536
For a page dedicated to this direction, see Grain per Teaspoon to Milligram per Pint.
Understanding the Milligram per Pint (mg/pt)
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 milligram per pint?
1 milligram per pint equals 0.0001607537 grains per teaspoon, using the exact defined conversion factor rather than an estimate.
How do I convert milligram per pint to grain per teaspoon?
Multiply the milligram per pint value by 0.0001607537328. The converter above does this instantly to whatever precision you set.
How do I convert grain per teaspoon back to milligram per pint?
Use the reverse factor: 1 grain per teaspoon equals 6,220.69536 milligrams per pint. You can also use the swap control in the converter above to flip the direction instantly.
What is a milligram per pint?
Milligram per Pint (mg/pt) is a unit of density.
What is a grain per teaspoon?
Grain per Teaspoon (gr/tsp) is a unit of density.
Is the milligram per pint to grain per teaspoon conversion exact?
Yes. Both milligram per pint and grain per teaspoon are defined by fixed standards rather than physical artifacts, so the factor of 0.0001607537328 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.