Mass per volume density.
Pounds per Teaspoon to Carats per Cubic Millimeter Converter — lb/tsp to ct/mm3
Convert Pound per Teaspoon (lb/tsp) to Carat per Cubic Millimeter (ct/mm3) using the exact conversion factor (1 pound per teaspoon = 0.4601334809 carat per cubic millimeter). See the formula, worked examples, and conversion table.
Pounds per Teaspoon to Carats per Cubic Millimeter 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 92026.69618 / 200000.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Pounds per Teaspoon to Carats per Cubic Millimeter
Pound per Teaspoon and Carat per Cubic Millimeter 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 cubic millimeter = pounds per teaspoon × 0.460133480897
This factor comes from each unit's defined relationship to the category's base unit: 1 pound per teaspoon equals 92026.6961794 base units, and 1 carat per cubic millimeter equals 200000 base units, so dividing one by the other gives the direct pound per teaspoon-to-carat per cubic millimeter factor of 0.460133480897.
Simple example
1 lb/tsp × 0.4601334809 = 0.4601334809 ct/mm3
1 pound per teaspoon = 0.4601334809 carats per cubic millimeter.
Real-world example
1,000 lb/tsp × 0.4601334809 = 460.1334809 ct/mm3
1,000 pounds per teaspoon = 460.1334809 carats per cubic millimeter.
Conversion table
| Pound per Teaspoon (lb/tsp) | Carat per Cubic Millimeter (ct/mm3) |
|---|---|
| 0.1 lb/tsp | 0.0460133481 ct/mm3 |
| 1 lb/tsp | 0.4601334809 ct/mm3 |
| 10 lb/tsp | 4.601334809 ct/mm3 |
| 100 lb/tsp | 46.01334809 ct/mm3 |
| 1,000 lb/tsp | 460.1334809 ct/mm3 |
| 10,000 lb/tsp | 4,601.334809 ct/mm3 |
Reverse conversion: Carat per Cubic Millimeter to Pound per Teaspoon
0.4601334809 ct/mm3 × 2.173282409 = 1 lb/tsp
0.4601334809 carats per cubic millimeter = 1 pounds per teaspoon.
pounds per teaspoon = carats per cubic millimeter × 2.17328240938
For a page dedicated to this direction, see Carat per Cubic Millimeter to Pound per Teaspoon.
Understanding the Pound per Teaspoon (lb/tsp)
Mass per volume density.
Understanding the Carat per Cubic Millimeter (ct/mm3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many carats per cubic millimeter are in 1 pound per teaspoon?
1 pound per teaspoon equals 0.4601334809 carats per cubic millimeter, using the exact defined conversion factor rather than an estimate.
How do I convert pound per teaspoon to carat per cubic millimeter?
Multiply the pound per teaspoon value by 0.4601334809. The converter above does this instantly to whatever precision you set.
How do I convert carat per cubic millimeter back to pound per teaspoon?
Use the reverse factor: 1 carat per cubic millimeter equals 2.173282409 pounds per teaspoon. You can also use the swap control in the converter above to flip the direction instantly.
What is a pound per teaspoon?
Pound per Teaspoon (lb/tsp) is a unit of density.
What is a carat per cubic millimeter?
Carat per Cubic Millimeter (ct/mm3) is a unit of density.
Is the pound per teaspoon to carat per cubic millimeter conversion exact?
Yes. Both pound per teaspoon and carat per cubic millimeter are defined by fixed standards rather than physical artifacts, so the factor of 0.4601334809 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.