Carat per Quart (ct/qt) expresses mass in carat per unit volume in quart, found by dividing a mass value by a volume value.
Carat per Quart to Stone per Gallon
Convert carat per quart (ct/qt) to stone per gallon (st/gal) instantly with formula, conversion table, and FAQ.
Reserved for a responsive leaderboard above the conversion details.
Professional calculator style
World-scale conversion engine
30+ categories
6,500+ units
Instant results
Offline ready
Density calculator
Density Converter
Convert carat per quart (ct/qt) to stone per gallon (st/gal) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Stone per Gallon (st/gal) expresses mass in stone per unit volume in gallon, found by dividing a mass value by a volume value.
st/gal = ct/qt × 0.000126
Results update instantly for Carat per Quart to Stone per Gallon conversions.
Reserved above the conversion cards and below the converter.
Formula
st/gal = ct/qt × 0.000126
ct/qt = st/gal × 7937.866475
Conversion table
| 1 ct/qt | 0.000126 st/gal |
| 5 ct/qt | 0.00063 st/gal |
| 10 ct/qt | 0.00126 st/gal |
| 20 ct/qt | 0.00252 st/gal |
| 50 ct/qt | 0.006299 st/gal |
| 100 ct/qt | 0.012598 st/gal |
| 500 ct/qt | 0.062989 st/gal |
| 1000 ct/qt | 0.125978 st/gal |
Related conversions
Reserved between the cards and the FAQ so the page stays balanced.
How the formula works
Both carat per quart and stone per gallon measure the same physical quantity (mass per unit volume), so converting between them is a single multiplication. Multiply a value in carat per quart by 0.000126 to get stone per gallon. To reverse the conversion, multiply a stone per gallon value by 7937.866475 to get back to carat per quart.
Frequently asked questions
What is Carat per Quart (ct/qt)?
Carat per Quart (ct/qt) expresses mass in carat per unit volume in quart, found by dividing a mass value by a volume value.
What is Stone per Gallon (st/gal)?
Stone per Gallon (st/gal) expresses mass in stone per unit volume in gallon, found by dividing a mass value by a volume value.
How do I convert carat per quart to stone per gallon?
Multiply the carat per quart value by 0.000126 to get the equivalent in stone per gallon. For example, 5 ct/qt × 0.000126 = 0.00063 st/gal.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 0.000126 is an exact, non-rounded value.
Can I convert stone per gallon back to carat per quart?
Yes. Divide the stone per gallon value by 0.000126, or multiply it by 7937.866475, to get carat per quart.
Reserved between the FAQ and the article so the page stays balanced.
About converting carat per quart to stone per gallon
Carat per Quart (ct/qt) expresses mass in carat per unit volume in quart, found by dividing a mass value by a volume value. Stone per Gallon (st/gal) expresses mass in stone per unit volume in gallon, found by dividing a mass value by a volume value.
Use this calculator to move between carat per quart and stone per gallon accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.