Mass per volume density.
Grains per Cup to Hectograms per Teaspoon Converter — gr/cup to hg/tsp
Convert Grain per Cup (gr/cup) to Hectogram per Teaspoon (hg/tsp) using the exact conversion factor (1 grain per cup = 0.0000134998 hectogram per teaspoon). See the formula, worked examples, and conversion table.
Grains per Cup to Hectograms 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 0.2738889767 / 20288.41362.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grains per Cup to Hectograms per Teaspoon
Grain per Cup and Hectogram 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
hectograms per teaspoon = grains per cup × 0.0000134997729167
This factor comes from each unit's defined relationship to the category's base unit: 1 grain per cup equals 0.273888976724 base units, and 1 hectogram per teaspoon equals 20288.4136211 base units, so dividing one by the other gives the direct grain per cup-to-hectogram per teaspoon factor of 0.0000134997729167.
Simple example
1 gr/cup × 0.00001349977292 = 0.0000134998 hg/tsp
1 grain per cup = 0.0000134998 hectograms per teaspoon.
Real-world example
1,000 gr/cup × 0.00001349977292 = 0.0134997729 hg/tsp
1,000 grains per cup = 0.0134997729 hectograms per teaspoon.
Conversion table
| Grain per Cup (gr/cup) | Hectogram per Teaspoon (hg/tsp) |
|---|---|
| 0.1 gr/cup | 0.00000135 hg/tsp |
| 1 gr/cup | 0.0000134998 hg/tsp |
| 10 gr/cup | 0.0001349977 hg/tsp |
| 100 gr/cup | 0.0013499773 hg/tsp |
| 1,000 gr/cup | 0.0134997729 hg/tsp |
| 10,000 gr/cup | 0.1349977292 hg/tsp |
Reverse conversion: Hectogram per Teaspoon to Grain per Cup
0.0000134998 hg/tsp × 74075.32009 = 1.000002006 gr/cup
0.0000134998 hectograms per teaspoon = 1.000002006 grains per cup.
grains per cup = hectograms per teaspoon × 74075.3200941
For a page dedicated to this direction, see Hectogram per Teaspoon to Grain per Cup.
Understanding the Grain per Cup (gr/cup)
Mass per volume density.
Understanding the Hectogram per Teaspoon (hg/tsp)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many hectograms per teaspoon are in 1 grain per cup?
1 grain per cup equals 0.0000134998 hectograms per teaspoon, using the exact defined conversion factor rather than an estimate.
How do I convert grain per cup to hectogram per teaspoon?
Multiply the grain per cup value by 0.00001349977292. The converter above does this instantly to whatever precision you set.
How do I convert hectogram per teaspoon back to grain per cup?
Use the reverse factor: 1 hectogram per teaspoon equals 74,075.32009 grains per cup. You can also use the swap control in the converter above to flip the direction instantly.
What is a grain per cup?
Grain per Cup (gr/cup) is a unit of density.
What is a hectogram per teaspoon?
Hectogram per Teaspoon (hg/tsp) is a unit of density.
Is the grain per cup to hectogram per teaspoon conversion exact?
Yes. Both grain per cup and hectogram per teaspoon are defined by fixed standards rather than physical artifacts, so the factor of 0.00001349977292 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.