9.99 mL ≈ 1.6877 tsp (Imperial; in US teaspoons: 9.99 mL = 2.0268 US tsp). To convert millilitres to teaspoons, multiply by 0.16893639: 9.99 × 0.16893639 = 1.6877.
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: 9.99 × 0.16893639 = 1.6877.
- Answer: 9.99 mL ≈ 1.6877 tsp (rounded to 6 significant figures).
Millilitres to Teaspoons table
| Millilitres (mL) | Teaspoons (tsp) |
|---|---|
| 9.94 mL | 1.6792 tsp |
| 9.95 mL | 1.6809 tsp |
| 9.96 mL | 1.6826 tsp |
| 9.97 mL | 1.6843 tsp |
| 9.98 mL | 1.686 tsp |
| 9.99 mL | 1.6877 tsp |
| 10 mL | 1.6894 tsp |
| 10.01 mL | 1.6911 tsp |
| 10.02 mL | 1.6927 tsp |
| 10.03 mL | 1.6944 tsp |
| 10.04 mL | 1.6961 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: 9.99 mL = 2.0268 US tsp.