Milliliter to Teaspoon (US) Converter
Free Volume Converter - Liters to Gallons, Gallons to Liters, US Gallon to Liters - Convert L to Gallons Instantly
Milliliter
- Symbol
- mL
- System
- Metric/Imperial
- Dimension
- Various
Teaspoon (US)
- Symbol
- tsp
- System
- Metric/Imperial
- Dimension
- Various
Quick Reference Table
| Milliliter | Teaspoon (US) | Teaspoon (US) | Milliliter |
|---|---|---|---|
| 1 | 0.2028842018 | 1 | 4.92892 |
| 2 | 0.4057684036 | 2 | 9.85784 |
| 3 | 0.6086526054 | 3 | 14.78676 |
| 5 | 1.0144210091 | 5 | 24.6446 |
| 10 | 2.0288420181 | 10 | 49.2892 |
| 25 | 5.0721050453 | 25 | 123.223 |
| 50 | 10.1442100906 | 50 | 246.446 |
| 100 | 20.2884201813 | 100 | 492.892 |
| 500 | 101.4421009065 | 500 | 2464.46 |
| 1000 | 202.884201813 | 1000 | 4928.92 |
Conversion Formula
Teaspoon (US) = Milliliter × 0.2028842018
Milliliter = Teaspoon (US) × 4.92892
Factors are from BIPM SI brochure and NIST SP 811, stored unrounded and computed via a base unit. Reverse factor is 1 ÷ 0.2028842018.
How to convert Milliliter to Teaspoon (US)
Multiply the value in milliliter by 0.2028842018 to get teaspoon (us). For example, 5 Milliliter = 1.0144210091 Teaspoon (US). All results in the volume converter update instantly as you type, so you can see every unit at once without manual math.
Common mistakes
Do not round the factor to 0.20 too early — keep full precision until the final display. For volume, always verify critical calculations (medicine, engineering) with a second source.
FAQ
- How many Teaspoon (US) in 1 Milliliter?
- 1 Milliliter = 0.2028842018 Teaspoon (US).
- How many Milliliter in 1 Teaspoon (US)?
- 1 Teaspoon (US) = 4.92892 Milliliter.
- What is the source?
- BIPM/NIST via OmniConverter base-unit engine. Source table and formula above are exact.
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