Volumetric flow rate.
Milliliters per Millisecond to Hectoliter per Days Converter — mL/ms to hL/d
Convert Milliliter per Millisecond (mL/ms) to Hectoliter per Days (hL/d) using the exact conversion factor (1 milliliter per millisecond = 864 hectoliter per days). See the formula, worked examples, and conversion table.
Milliliters per Millisecond to Hectoliter per Days converter
Converter
Flow Rate Converter
Convert volumetric flow rates across metric, US, imperial, industrial, and scientific units.
Context values
Some unit families need one extra value for a physically accurate result.
Volumetric flow rate.
Result = input x 0.001 / 1.15740741e-6.
Flow rate uses cubic meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Milliliters per Millisecond to Hectoliter per Days
Milliliter per Millisecond and Hectoliter per Days both measure volumetric flow rate — how much volume passes a point over time — used to size pipes and pumps, monitor river or stream discharge, control industrial processes, and set medical infusion rates. Both are volumetric flow rate units.
Formula
hectoliter per days = milliliters per millisecond × 864
This factor comes from each unit's defined relationship to the category's base unit: 1 milliliter per millisecond equals 0.001 base units, and 1 hectoliter per days equals 0.00000115740740741 base units, so dividing one by the other gives the direct milliliter per millisecond-to-hectoliter per days factor of 864.
Simple example
1 mL/ms × 864 = 864 hL/d
1 milliliter per millisecond = 864 hectoliter per days.
Real-world example
60 mL/ms × 864 = 51,840 hL/d
60 milliliters per millisecond = 51,840 hectoliter per days.
Conversion table
| Milliliter per Millisecond (mL/ms) | Hectoliter per Days (hL/d) |
|---|---|
| 0.1 mL/ms | 86.4 hL/d |
| 1 mL/ms | 864 hL/d |
| 10 mL/ms | 8,640 hL/d |
| 60 mL/ms | 51,840 hL/d |
| 100 mL/ms | 86,400 hL/d |
| 1,000 mL/ms | 864,000 hL/d |
Reverse conversion: Hectoliter per Days to Milliliter per Millisecond
864 hL/d × 0.001157407407 = 1 mL/ms
864 hectoliter per days = 1 milliliter per millisecond.
milliliters per millisecond = hectoliter per days × 0.00115740740741
For a page dedicated to this direction, see Hectoliter per Days to Milliliter per Millisecond.
Understanding the Milliliter per Millisecond (mL/ms)
Volumetric flow rate.
Understanding the Hectoliter per Days (hL/d)
Volumetric flow rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many hectoliter per days are in 1 milliliter per millisecond?
1 milliliter per millisecond equals 864 hectoliter per days, using the exact defined conversion factor rather than an estimate.
How do I convert milliliter per millisecond to hectoliter per days?
Multiply the milliliter per millisecond value by 864. The converter above does this instantly to whatever precision you set.
How do I convert hectoliter per days back to milliliter per millisecond?
Use the reverse factor: 1 hectoliter per days equals 0.0011574074 milliliters per millisecond. You can also use the swap control in the converter above to flip the direction instantly.
What is a milliliter per millisecond?
Milliliter per Millisecond (mL/ms) is a unit of flow rate.
What is a hectoliter per days?
Hectoliter per Days (hL/d) is a unit of flow rate.
Is the milliliter per millisecond to hectoliter per days conversion exact?
Yes. Both milliliter per millisecond and hectoliter per days are defined by fixed standards rather than physical artifacts, so the factor of 864 used above is exact to as many digits as you choose to display.
What's the difference between volumetric and mass flow rate?
Volumetric flow rate measures the volume of fluid passing a point per unit time (for example, liters per second). Mass flow rate measures the mass instead. For a fluid of constant density the two are directly proportional, but for compressible fluids like gases, mass flow is often the more meaningful quantity.