Mass per volume density.
Ounces per Teaspoon to Carats per Tablespoon Converter — oz/tsp to ct/tbsp
Convert Ounce per Teaspoon (oz/tsp) to Carat per Tablespoon (ct/tbsp) using the exact conversion factor (1 ounce per teaspoon = 425.2428469 carat per tablespoon). See the formula, worked examples, and conversion table.
Ounces per Teaspoon to Carats per Tablespoon 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 5751.668511 / 13.52560908.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Ounces per Teaspoon to Carats per Tablespoon
Ounce per Teaspoon and Carat per Tablespoon 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 tablespoon = ounces per teaspoon × 425.242846875
This factor comes from each unit's defined relationship to the category's base unit: 1 ounce per teaspoon equals 5751.66851121 base units, and 1 carat per tablespoon equals 13.5256090807 base units, so dividing one by the other gives the direct ounce per teaspoon-to-carat per tablespoon factor of 425.242846875.
Simple example
1 oz/tsp × 425.2428469 = 425.2428469 ct/tbsp
1 ounce per teaspoon = 425.2428469 carats per tablespoon.
Real-world example
1,000 oz/tsp × 425.2428469 = 425,242.8469 ct/tbsp
1,000 ounces per teaspoon = 425,242.8469 carats per tablespoon.
Conversion table
| Ounce per Teaspoon (oz/tsp) | Carat per Tablespoon (ct/tbsp) |
|---|---|
| 0.1 oz/tsp | 42.52428469 ct/tbsp |
| 1 oz/tsp | 425.2428469 ct/tbsp |
| 10 oz/tsp | 4,252.428469 ct/tbsp |
| 100 oz/tsp | 42,524.28469 ct/tbsp |
| 1,000 oz/tsp | 425,242.8469 ct/tbsp |
| 10,000 oz/tsp | 4,252,428.469 ct/tbsp |
Reverse conversion: Carat per Tablespoon to Ounce per Teaspoon
425.2428469 ct/tbsp × 0.002351597463 = 1 oz/tsp
425.2428469 carats per tablespoon = 1 ounces per teaspoon.
ounces per teaspoon = carats per tablespoon × 0.00235159746331
For a page dedicated to this direction, see Carat per Tablespoon to Ounce per Teaspoon.
Understanding the Ounce per Teaspoon (oz/tsp)
Mass per volume density.
Understanding the Carat per Tablespoon (ct/tbsp)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many carats per tablespoon are in 1 ounce per teaspoon?
1 ounce per teaspoon equals 425.2428469 carats per tablespoon, using the exact defined conversion factor rather than an estimate.
How do I convert ounce per teaspoon to carat per tablespoon?
Multiply the ounce per teaspoon value by 425.2428469. The converter above does this instantly to whatever precision you set.
How do I convert carat per tablespoon back to ounce per teaspoon?
Use the reverse factor: 1 carat per tablespoon equals 0.0023515975 ounces per teaspoon. You can also use the swap control in the converter above to flip the direction instantly.
What is a ounce per teaspoon?
Ounce per Teaspoon (oz/tsp) is a unit of density.
What is a carat per tablespoon?
Carat per Tablespoon (ct/tbsp) is a unit of density.
Is the ounce per teaspoon to carat per tablespoon conversion exact?
Yes. Both ounce per teaspoon and carat per tablespoon are defined by fixed standards rather than physical artifacts, so the factor of 425.2428469 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.