Convert UK gallons per hour to Millilitres per minute

Convert UK gallons per hour (gph) to Millilitres per minute (mL/min) instantly and accurately.

UK gallons per hour (gph)
Millilitres per minute (mL/min)

Conversion Formula

mL/min = gph × 75.76816667

About UK gallons per hour

The UK gallon per hour (gph) equals 4.54609×10⁻³/3600 ≈ 1.263×10⁻⁶ m³/s, found in pre-metric British burner-nozzle ratings, oil-consumption logs for diesel generators, and ship fuel-economy records. British aviation fuel consumption was once published in UK gal/h; legacy Lloyd's Register tanker descriptions used UK gal/h for cargo pump capacities. 1 UK gph ≈ 1.263×10⁻⁶ m³/s.

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.

Quick Reference Table

UK gallons per hour (gph)Millilitres per minute (mL/min)
1 gph75.7682 mL/min
2 gph151.536 mL/min
5 gph378.841 mL/min
10 gph757.682 mL/min
25 gph1894.2 mL/min
50 gph3788.41 mL/min
100 gph7576.82 mL/min

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