Volumetric flow rate.
Teaspoons per Millisecond to Quart per Days Converter — tsp/ms to qt/d
Convert Teaspoon per Millisecond (tsp/ms) to Quart per Days (qt/d) using the exact conversion factor (1 teaspoon per millisecond = 450,000 quart per days). See the formula, worked examples, and conversion table.
Teaspoons per Millisecond to Quart 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 0.004928921594 / 1.09531591e-8.
Flow rate uses cubic meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Teaspoons per Millisecond to Quart per Days
Teaspoon per Millisecond and Quart 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
quart per days = teaspoons per millisecond × 450000
This factor comes from each unit's defined relationship to the category's base unit: 1 teaspoon per millisecond equals 0.00492892159375 base units, and 1 quart per days equals 1.095316e-8 base units, so dividing one by the other gives the direct teaspoon per millisecond-to-quart per days factor of 450000.
Simple example
1 tsp/ms × 450000 = 450,000 qt/d
1 teaspoon per millisecond = 450,000 quart per days.
Real-world example
60 tsp/ms × 450000 = 27,000,000 qt/d
60 teaspoons per millisecond = 27,000,000 quart per days.
Conversion table
| Teaspoon per Millisecond (tsp/ms) | Quart per Days (qt/d) |
|---|---|
| 0.1 tsp/ms | 45,000 qt/d |
| 1 tsp/ms | 450,000 qt/d |
| 10 tsp/ms | 4,500,000 qt/d |
| 60 tsp/ms | 27,000,000 qt/d |
| 100 tsp/ms | 45,000,000 qt/d |
| 1,000 tsp/ms | 450,000,000 qt/d |
Reverse conversion: Quart per Days to Teaspoon per Millisecond
1 qt/d × 0.000002222222222 = 0.0000022222 tsp/ms
1 quart per days = 0.0000022222 teaspoons per millisecond.
teaspoons per millisecond = quart per days × 0.00000222222222222
For a page dedicated to this direction, see Quart per Days to Teaspoon per Millisecond.
Understanding the Teaspoon per Millisecond (tsp/ms)
Volumetric flow rate.
Understanding the Quart per Days (qt/d)
Volumetric flow rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many quart per days are in 1 teaspoon per millisecond?
1 teaspoon per millisecond equals 450,000 quart per days, using the exact defined conversion factor rather than an estimate.
How do I convert teaspoon per millisecond to quart per days?
Multiply the teaspoon per millisecond value by 450000. The converter above does this instantly to whatever precision you set.
How do I convert quart per days back to teaspoon per millisecond?
Use the reverse factor: 1 quart per days equals 0.0000022222 teaspoons per millisecond. You can also use the swap control in the converter above to flip the direction instantly.
What is a teaspoon per millisecond?
Teaspoon per Millisecond (tsp/ms) is a unit of flow rate.
What is a quart per days?
Quart per Days (qt/d) is a unit of flow rate.
Is the teaspoon per millisecond to quart per days conversion exact?
Yes. Both teaspoon per millisecond and quart per days are defined by fixed standards rather than physical artifacts, so the factor of 450000 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.