21 Milliliters to Quarts

21 mL ≈ 0.02219 qt

Calculation: qt = 21 mL × 0.00105669 ≈ 0.02219 qt

Milliliter to Quart Converter

Choose the type of measurement to convert
Select the source unit to convert from
Select the target unit to convert to
Enter a numeric value or fraction to convert
Sig. Figures:

How much is 21 mL?

21 mL (0.71 fl oz) is about one US fluid ounce (29.6 mL), about two tablespoons.

What does 21 mL look like?

Illustration of a small measuring cup
21 mL (0.71 fl oz) is about one US fluid ounce (29.6 mL), about two tablespoons.

21 mL on the quart scale

mL01020304050qt00.010.020.030.040.05

21 mL = 0.0222 qt

How to Convert Milliliter to Quart

1 milliliter = 0.00105669 quarts

Quart = Milliliter × 0.00105669

Example: 21 mL × 0.00105669 = 0.02219 qt

Reverse Conversion

To convert quarts back to milliliters:

  • Remember, 1 quart equals 946.353 milliliters.
  • To convert 0.02219 qt to mL, multiply 0.02219 x 946.353, resulting in 21 mL.

21 mL is also equal to:

  • 0.021 liter
  • 0.088762 cup
  • 0.044381 pint
  • 0.71009 ounce

Frequently Asked Questions

How much is 21 milliliters in quarts?

21 milliliters equals 0.02219 quarts. This is calculated by multiplying 21 by the conversion factor 0.00105669.

What does 21 milliliters look like in quarts?

21 milliliters (0.02219 quarts) is a fluid ounce or a shot glass.

How do you calculate 21 milliliters to quarts?

Multiply 21 by the conversion factor 0.00105669. The calculation is 21 × 0.00105669 = 0.02219 quarts. This factor is defined by international measurement standards.

Share This Calculation

21 milliliters = 0.0221905 quarts
21 milliliters = 0.0221905 quarts — conversion chart

Nearby Conversions

11 milliliters0.01162 quarts 12 milliliters0.01268 quarts 13 milliliters0.01374 quarts 14 milliliters0.01479 quarts 15 milliliters0.01585 quarts 16 milliliters0.01691 quarts 17 milliliters0.01796 quarts 18 milliliters0.01902 quarts 19 milliliters0.02008 quarts 20 milliliters0.02113 quarts 22 milliliters0.02325 quarts 23 milliliters0.0243 quarts 24 milliliters0.02536 quarts 25 milliliters0.02642 quarts 26 milliliters0.02747 quarts 27 milliliters0.02853 quarts 28 milliliters0.02959 quarts 29 milliliters0.03064 quarts 30 milliliters0.0317 quarts 31 milliliters0.03276 quarts

For general conversions between milliliters and quarts, see the milliliters to quarts converter.

Also convert Milliliters to:

Conversion factors verified against NIST, BIPM, ISO 80000-3 1 US gallon = 3.785411784 L (exact, US customary). Last reviewed: March 2026
Adilson Fernandes By Adilson Fernandes
Tiago Fernandes Reviewed by Tiago Fernandes

All unit conversions on CoolConversion use conversion factors defined or documented by internationally recognised standards bodies (such as ISO and NIST), including both SI and non-SI units.