Convert parts per trillions to per milles
1 ppt = 0.000000001 ‰ — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
1e-9‰
Exact decimal: 0.000000001
As a fraction: 1/1000000000
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1 ppt = 0.000000001 ‰
Show this value in all 8 parts & percentages units
- Fractions 1 1e-12
- Percents % 1e-10
- Per milles ‰ 1e-9
- Per myriads ‱ 1e-8
- Parts per millions ppm 0.000 001
- Parts per billions ppb 0.001
- Parts per trillions ppt 1
- Parts per quadrillions ppq 1000
Every row is Parts per trillion (ppt) converted through the fraction, in exact rational arithmetic.
How to convert parts per trillions to per milles
Multiply the number of parts per trillions by 0.000000001 to get per milles.
The exact factor is 0.000000001 — as a fraction, 1/1000000000.
Parts per trillion to Per mille conversion table
| Parts per trillions (ppt) | Per milles (‰) |
|---|---|
| 1 ppt | 1e-9 |
| 2 ppt | 2e-9 |
| 3 ppt | 3e-9 |
| 5 ppt | 5e-9 |
| 10 ppt | 1e-8 |
| 20 ppt | 2e-8 |
| 25 ppt | 2.5e-8 |
| 50 ppt | 5e-8 |
| 100 ppt | 0.000 000 1 |
| 250 ppt | 0.000 000 25 |
| 500 ppt | 0.000 000 5 |
| 1000 ppt | 0.000 001 |
Per mille to Parts per trillion conversion table
| Per milles (‰) | Parts per trillions (ppt) |
|---|---|
| 1 ‰ | 1 000 000 000 |
| 2 ‰ | 2 000 000 000 |
| 3 ‰ | 3 000 000 000 |
| 5 ‰ | 5 000 000 000 |
| 10 ‰ | 10 000 000 000 |
| 20 ‰ | 20 000 000 000 |
| 25 ‰ | 25 000 000 000 |
| 50 ‰ | 50 000 000 000 |
| 100 ‰ | 100 000 000 000 |
| 250 ‰ | 250 000 000 000 |
| 500 ‰ | 500 000 000 000 |
| 1000 ‰ | 1 000 000 000 000 |
Frequently asked
How many per milles are in a parts per trillion?
One parts per trillion equals 1e-9 per milles (ppt → ‰). That figure is exact, not rounded.
How do you convert parts per trillions to per milles?
Multiply the number of parts per trillions by 0.000000001 to get per milles.
What is 1 ‰ in parts per trillions?
One per mille is 1000000000 parts per trillions.
What is 10 ppt in ‰?
10 ppt = 1e-8 ‰.