Convert US quarts per hour to Millilitres per second
Convert US quarts per hour (qt/h) to Millilitres per second (mL/s) instantly and accurately.
Conversion Formula
mL/s = qt/h × 0.2628758183
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.
About Millilitres per second
The millilitre per second (mL/s) equals 10⁻⁶ m³/s, common in laboratory syringe pumps, HPLC systems, and medical infusion devices. A standard IV drip running at 1 mL/s would deliver 3.6 L/h - a rapid infusion rate used in resuscitation; analytical HPLC columns run 0.5-5 mL/s. 1 mL/s = 10⁻⁶ m³/s = 60 mL/min = 3.6 L/h.
Quick Reference Table
| US quarts per hour (qt/h) | Millilitres per second (mL/s) |
|---|---|
| 1 qt/h | 0.262876 mL/s |
| 2 qt/h | 0.525752 mL/s |
| 5 qt/h | 1.31438 mL/s |
| 10 qt/h | 2.62876 mL/s |
| 25 qt/h | 6.5719 mL/s |
| 50 qt/h | 13.1438 mL/s |
| 100 qt/h | 26.2876 mL/s |