Convert Millilitres per minute to US quarts per hour

Convert Millilitres per minute (mL/min) to US quarts per hour (qt/h) instantly and accurately.

Millilitres per minute (mL/min)
US quarts per hour (qt/h)

Conversion Formula

qt/h = mL/min × 0.06340129257

About Millilitres per minute

The millilitre per minute (mL/min) equals 10⁻⁶/60 ≈ 1.667×10⁻⁸ m³/s, the standard flow rate unit for HPLC and preparative chromatography. A reverse-phase HPLC column (4.6 mm i.d.) operates at 1-2 mL/min; a cardiac output catheter measures 4 000-8 000 mL/min (= L/min). 1 mL/min ≈ 1.667×10⁻⁸ m³/s = 60 mL/h.

About US quarts per hour

The US quart per hour (qt/h) equals 3.785411784×10⁻³/4/3600 ≈ 2.629×10⁻⁷ m³/s, used in US agricultural irrigation drippers (emitters rated in qt/h) and hobby aquaculture systems. A drip emitter rated 1 qt/h ≈ 0.946 L/h is a common size for garden irrigation in the US market. 1 US qt/h ≈ 2.629×10⁻⁷ m³/s.

Quick Reference Table

Millilitres per minute (mL/min)US quarts per hour (qt/h)
1 mL/min0.0634013 qt/h
2 mL/min0.126803 qt/h
5 mL/min0.317006 qt/h
10 mL/min0.634013 qt/h
25 mL/min1.58503 qt/h
50 mL/min3.17006 qt/h
100 mL/min6.34013 qt/h

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