25.4 mL ≈ 4.291 tsp (Imperial; in US teaspoons: 25.4 mL = 5.1533 US tsp). To convert millilitres to teaspoons, multiply by 0.16893639: 25.4 × 0.16893639 = 4.291.
How to convert millilitres to teaspoons
tsp = mL × 0.16893639
- 1 mL = 0.16893639 tsp (and 1 tsp = 5.9193877 mL).
- Multiply the amount by the factor: 25.4 × 0.16893639 = 4.291.
- Answer: 25.4 mL ≈ 4.291 tsp (rounded to 6 significant figures).
Millilitres to Teaspoons table
| Millilitres (mL) | Teaspoons (tsp) |
|---|---|
| 24.9 mL | 4.2065 tsp |
| 25 mL | 4.2234 tsp |
| 25.1 mL | 4.2403 tsp |
| 25.2 mL | 4.2572 tsp |
| 25.3 mL | 4.2741 tsp |
| 25.4 mL | 4.291 tsp |
| 25.5 mL | 4.3079 tsp |
| 25.6 mL | 4.3248 tsp |
| 25.7 mL | 4.3417 tsp |
| 25.8 mL | 4.3586 tsp |
| 25.9 mL | 4.3755 tsp |
| mL | tsp |
|---|---|
| 1 mL | 0.168936 tsp |
| 5 mL | 0.844682 tsp |
| 10 mL | 1.6894 tsp |
| 50 mL | 8.4468 tsp |
| 100 mL | 16.8936 tsp |
| 1,000 mL | 168.936 tsp |
Good to know
The tsp here is the Imperial (UK) teaspoon: 1 tsp = 0.00591939 L. A US teaspoon is 0.00492892 L.
In US teaspoons: 25.4 mL = 5.1533 US tsp.