Mass per volume density.
Stones per Cup to Grams per Imperial gallon Converter — st/cup to g/imp gal
Convert Stone per Cup (st/cup) to Gram per Imperial gallon (g/imp gal) using the exact conversion factor (1 stone per cup = 122,022.1459 gram per imperial gallon). See the formula, worked examples, and conversion table.
Stones per Cup to Grams 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 26841.11972 / 0.2199692483.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Stones per Cup to Grams per Imperial gallon
Stone per Cup and Gram 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
grams per imperial gallon = stones per cup × 122022.145943
This factor comes from each unit's defined relationship to the category's base unit: 1 stone per cup equals 26841.119719 base units, and 1 gram per imperial gallon equals 0.219969248299 base units, so dividing one by the other gives the direct stone per cup-to-gram per imperial gallon factor of 122022.145943.
Simple example
1 st/cup × 122022.1459 = 122,022.1459 g/imp gal
1 stone per cup = 122,022.1459 grams per imperial gallon.
Real-world example
1,000 st/cup × 122022.1459 = 122,022,145.9 g/imp gal
1,000 stones per cup = 122,022,145.9 grams per imperial gallon.
Conversion table
| Stone per Cup (st/cup) | Gram per Imperial gallon (g/imp gal) |
|---|---|
| 0.1 st/cup | 12,202.21459 g/imp gal |
| 1 st/cup | 122,022.1459 g/imp gal |
| 10 st/cup | 1,220,221.459 g/imp gal |
| 100 st/cup | 12,202,214.59 g/imp gal |
| 1,000 st/cup | 122,022,145.9 g/imp gal |
| 10,000 st/cup | 1,220,221,459 g/imp gal |
Reverse conversion: Gram per Imperial gallon to Stone per Cup
1 g/imp gal × 0.000008195233679 = 0.0000081952 st/cup
1 gram per imperial gallon = 0.0000081952 stones per cup.
stones per cup = grams per imperial gallon × 0.00000819523367885
For a page dedicated to this direction, see Gram per Imperial gallon to Stone per Cup.
Understanding the Stone per Cup (st/cup)
Mass per volume density.
Understanding the Gram per Imperial gallon (g/imp gal)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many grams per imperial gallon are in 1 stone per cup?
1 stone per cup equals 122,022.1459 grams per imperial gallon, using the exact defined conversion factor rather than an estimate.
How do I convert stone per cup to gram per imperial gallon?
Multiply the stone per cup value by 122022.1459. The converter above does this instantly to whatever precision you set.
How do I convert gram per imperial gallon back to stone per cup?
Use the reverse factor: 1 gram per imperial gallon equals 0.0000081952 stones per cup. You can also use the swap control in the converter above to flip the direction instantly.
What is a stone per cup?
Stone per Cup (st/cup) is a unit of density.
What is a gram per imperial gallon?
Gram per Imperial gallon (g/imp gal) is a unit of density.
Is the stone per cup to gram per imperial gallon conversion exact?
Yes. Both stone per cup and gram per imperial gallon are defined by fixed standards rather than physical artifacts, so the factor of 122022.1459 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.