Convert US quart (liquid) to Milliliter (US qt (liquid) to Milliliter)

US quart (liquid) (US qt (liquid)) and Milliliter (Milliliter) are both units of volume. With the conversion form below, you can effortlessly and accurately convert us quart (liquid) to milliliter. This free online calculator tool makes it simple and easy to perform the conversion from US qt (liquid) unit to the Milliliter unit.

Volume is the measurement of the three-dimensional space occupied by a substance, object, or container. The SI derived unit of volume is the cubic meter (m³), while the liter (L)—defined as exactly 1 cubic decimeter (1 dm³ = 0.001 m³)—is the most widely used metric unit for measuring liquids. The milliliter (mL) is equal to exactly 1 cubic centimeter (1 cm³) and is commonly used for beverages, medicines, laboratory samples, and food products.

Different countries and industries use different volume units depending on local standards and applications. In addition to metric units such as the liter, milliliter, and cubic meter, the US and Imperial systems use units including the fluid ounce (fl oz), cup, pint, quart, and gallon. Since the US gallon (3.785411784 L) and the Imperial gallon (4.54609 L) are different units, accurate conversion is essential for cooking, engineering, manufacturing, scientific research, trade, and international product labeling. Learn more in our complete guide to Volume.

About US Quart (Liquid)

The US liquid quart is a customary unit of volume equal to two US pints or approximately 0.946353 liters. It is widely used in the United States for measuring liquids such as milk, oil, beverages, and automotive fluids. The quart provides a practical intermediate unit between pints and gallons for everyday volume measurements.

Milliliter (symbol: mL or mℓ) is a metric unit of volume equal to one-thousandth of a liter (0.001 L) or exactly one cubic centimeter (1 cm³). It is one of the most widely used units for measuring small volumes of liquids and is an accepted unit for use with the International System of Units (SI).

The milliliter is commonly used in medicine, pharmacy, chemistry, biology, food preparation, and everyday life to measure beverages, medicines, laboratory reagents, and other liquids. Medical syringes, graduated cylinders, measuring cups, and laboratory glassware are typically marked in milliliters for precise volume measurement. Under standard conditions, 1 milliliter of water has a mass of approximately 1 gram, making the unit especially convenient for scientific and educational applications. This converter follows the internationally accepted metric relationship, where 1,000 milliliters = 1 liter and 1 milliliter = 1 cubic centimeter (cm³). Reference: NIST Guide to the SI.