Mass per volume density.
Carats per Pint to Picograms per Quart Converter — ct/pt to pg/qt
Convert Carat per Pint (ct/pt) to Picogram per Quart (pg/qt) using the exact conversion factor (1 carat per pint = 400,000,000,000 picogram per quart). See the formula, worked examples, and conversion table.
Carats per Pint to Picograms per Quart 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 0.4226752838 / 1.05668821e-12.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Carats per Pint to Picograms per Quart
Carat per Pint and Picogram per Quart 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
picograms per quart = carats per pint × 400000000000
This factor comes from each unit's defined relationship to the category's base unit: 1 carat per pint equals 0.422675283773 base units, and 1 picogram per quart equals 1.056688e-12 base units, so dividing one by the other gives the direct carat per pint-to-picogram per quart factor of 400000000000.
Simple example
1 ct/pt × 400000000000 = 400,000,000,000 pg/qt
1 carat per pint = 400,000,000,000 picograms per quart.
Real-world example
1,000 ct/pt × 400000000000 = 4e+14 pg/qt
1,000 carats per pint = 4e+14 picograms per quart.
Conversion table
| Carat per Pint (ct/pt) | Picogram per Quart (pg/qt) |
|---|---|
| 0.1 ct/pt | 40,000,000,000 pg/qt |
| 1 ct/pt | 400,000,000,000 pg/qt |
| 10 ct/pt | 4e+12 pg/qt |
| 100 ct/pt | 4e+13 pg/qt |
| 1,000 ct/pt | 4e+14 pg/qt |
| 10,000 ct/pt | 4e+15 pg/qt |
Reverse conversion: Picogram per Quart to Carat per Pint
1 pg/qt × 2.5e-12 = 2.5e-12 ct/pt
1 picogram per quart = 2.5e-12 carats per pint.
carats per pint = picograms per quart × 2.5e-12
For a page dedicated to this direction, see Picogram per Quart to Carat per Pint.
Understanding the Carat per Pint (ct/pt)
Mass per volume density.
Understanding the Picogram per Quart (pg/qt)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many picograms per quart are in 1 carat per pint?
1 carat per pint equals 400,000,000,000 picograms per quart, using the exact defined conversion factor rather than an estimate.
How do I convert carat per pint to picogram per quart?
Multiply the carat per pint value by 400000000000. The converter above does this instantly to whatever precision you set.
How do I convert picogram per quart back to carat per pint?
Use the reverse factor: 1 picogram per quart equals 2.5e-12 carats per pint. You can also use the swap control in the converter above to flip the direction instantly.
What is a carat per pint?
Carat per Pint (ct/pt) is a unit of density.
What is a picogram per quart?
Picogram per Quart (pg/qt) is a unit of density.
Is the carat per pint to picogram per quart conversion exact?
Yes. Both carat per pint and picogram per quart are defined by fixed standards rather than physical artifacts, so the factor of 400000000000 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.