Mass per volume density.
Grams per Fluid ounce to Carats per Cup Converter — g/fl oz to ct/cup
Convert Gram per Fluid ounce (g/fl oz) to Carat per Cup (ct/cup) using the exact conversion factor (1 gram per fluid ounce = 40 carat per cup). See the formula, worked examples, and conversion table.
Grams per Fluid ounce to Carats 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 33.8140227 / 0.8453505675.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Grams per Fluid ounce to Carats per Cup
Gram per Fluid ounce and Carat 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
carats per cup = grams per fluid ounce × 40
This factor comes from each unit's defined relationship to the category's base unit: 1 gram per fluid ounce equals 33.8140227018 base units, and 1 carat per cup equals 0.845350567546 base units, so dividing one by the other gives the direct gram per fluid ounce-to-carat per cup factor of 40.
Simple example
1 g/fl oz × 40 = 40 ct/cup
1 gram per fluid ounce = 40 carats per cup.
Real-world example
1,000 g/fl oz × 40 = 40,000 ct/cup
1,000 grams per fluid ounce = 40,000 carats per cup.
Conversion table
| Gram per Fluid ounce (g/fl oz) | Carat per Cup (ct/cup) |
|---|---|
| 0.1 g/fl oz | 4 ct/cup |
| 1 g/fl oz | 40 ct/cup |
| 10 g/fl oz | 400 ct/cup |
| 100 g/fl oz | 4,000 ct/cup |
| 1,000 g/fl oz | 40,000 ct/cup |
| 10,000 g/fl oz | 400,000 ct/cup |
Reverse conversion: Carat per Cup to Gram per Fluid ounce
40 ct/cup × 0.025 = 1 g/fl oz
40 carats per cup = 1 grams per fluid ounce.
grams per fluid ounce = carats per cup × 0.025
For a page dedicated to this direction, see Carat per Cup to Gram per Fluid ounce.
Understanding the Gram per Fluid ounce (g/fl oz)
Mass per volume density.
Understanding the Carat per Cup (ct/cup)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many carats per cup are in 1 gram per fluid ounce?
1 gram per fluid ounce equals 40 carats per cup, using the exact defined conversion factor rather than an estimate.
How do I convert gram per fluid ounce to carat per cup?
Multiply the gram per fluid ounce value by 40. The converter above does this instantly to whatever precision you set.
How do I convert carat per cup back to gram per fluid ounce?
Use the reverse factor: 1 carat per cup equals 0.025 grams per fluid ounce. You can also use the swap control in the converter above to flip the direction instantly.
What is a gram per fluid ounce?
Gram per Fluid ounce (g/fl oz) is a unit of density.
What is a carat per cup?
Carat per Cup (ct/cup) is a unit of density.
Is the gram per fluid ounce to carat per cup conversion exact?
Yes. Both gram per fluid ounce and carat per cup are defined by fixed standards rather than physical artifacts, so the factor of 40 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.