Mass per volume density.
Centigrams per Imperial gallon to Drams per Cup Converter — cg/imp gal to dr/cup
Convert Centigram per Imperial gallon (cg/imp gal) to Dram per Cup (dr/cup) using the exact conversion factor (1 centigram per imperial gallon = 0.0002937172 dram per cup). See the formula, worked examples, and conversion table.
Centigrams per Imperial gallon to Drams per Cup 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 0.002199692483 / 7.489151707.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Centigrams per Imperial gallon to Drams per Cup
Centigram per Imperial gallon and Dram per Cup 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
drams per cup = centigrams per imperial gallon × 0.00029371717505
This factor comes from each unit's defined relationship to the category's base unit: 1 centigram per imperial gallon equals 0.00219969248299 base units, and 1 dram per cup equals 7.48915170731 base units, so dividing one by the other gives the direct centigram per imperial gallon-to-dram per cup factor of 0.00029371717505.
Simple example
1 cg/imp gal × 0.0002937171751 = 0.0002937172 dr/cup
1 centigram per imperial gallon = 0.0002937172 drams per cup.
Real-world example
1,000 cg/imp gal × 0.0002937171751 = 0.2937171751 dr/cup
1,000 centigrams per imperial gallon = 0.2937171751 drams per cup.
Conversion table
| Centigram per Imperial gallon (cg/imp gal) | Dram per Cup (dr/cup) |
|---|---|
| 0.1 cg/imp gal | 0.0000293717 dr/cup |
| 1 cg/imp gal | 0.0002937172 dr/cup |
| 10 cg/imp gal | 0.0029371718 dr/cup |
| 100 cg/imp gal | 0.0293717175 dr/cup |
| 1,000 cg/imp gal | 0.2937171751 dr/cup |
| 10,000 cg/imp gal | 2.937171751 dr/cup |
Reverse conversion: Dram per Cup to Centigram per Imperial gallon
0.0002937172 dr/cup × 3404.635769 = 1.000000085 cg/imp gal
0.0002937172 drams per cup = 1.000000085 centigrams per imperial gallon.
centigrams per imperial gallon = drams per cup × 3404.63576851
For a page dedicated to this direction, see Dram per Cup to Centigram per Imperial gallon.
Understanding the Centigram per Imperial gallon (cg/imp gal)
Mass per volume density.
Understanding the Dram per Cup (dr/cup)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many drams per cup are in 1 centigram per imperial gallon?
1 centigram per imperial gallon equals 0.0002937172 drams per cup, using the exact defined conversion factor rather than an estimate.
How do I convert centigram per imperial gallon to dram per cup?
Multiply the centigram per imperial gallon value by 0.0002937171751. The converter above does this instantly to whatever precision you set.
How do I convert dram per cup back to centigram per imperial gallon?
Use the reverse factor: 1 dram per cup equals 3,404.635769 centigrams per imperial gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a centigram per imperial gallon?
Centigram per Imperial gallon (cg/imp gal) is a unit of density.
What is a dram per cup?
Dram per Cup (dr/cup) is a unit of density.
Is the centigram per imperial gallon to dram per cup conversion exact?
Yes. Both centigram per imperial gallon and dram per cup are defined by fixed standards rather than physical artifacts, so the factor of 0.0002937171751 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.