Convert fractions to parts per millions
1 1 = 1000000 ppm — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
1 000 000ppm
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1 1 = 1000000 ppm
Show this value in all 8 parts & percentages units
- Fractions 1 1
- Percents % 100
- Per milles ‰ 1000
- Per myriads ‱ 10 000
- Parts per millions ppm 1 000 000
- Parts per billions ppb 1 000 000 000
- Parts per trillions ppt 1 000 000 000 000
- Parts per quadrillions ppq 1 000 000 000 000 000
Every row is Fraction (1) converted through the fraction, in exact rational arithmetic.
How to convert fractions to parts per millions
Multiply the number of fractions by 1000000 to get parts per millions.
The exact factor is 1000000 .
Fraction to Parts per million conversion table
| Fractions (1) | Parts per millions (ppm) |
|---|---|
| 1 1 | 1 000 000 |
| 2 1 | 2 000 000 |
| 3 1 | 3 000 000 |
| 5 1 | 5 000 000 |
| 10 1 | 10 000 000 |
| 20 1 | 20 000 000 |
| 25 1 | 25 000 000 |
| 50 1 | 50 000 000 |
| 100 1 | 100 000 000 |
| 250 1 | 250 000 000 |
| 500 1 | 500 000 000 |
| 1000 1 | 1 000 000 000 |
Parts per million to Fraction conversion table
| Parts per millions (ppm) | Fractions (1) |
|---|---|
| 1 ppm | 0.000 001 |
| 2 ppm | 0.000 002 |
| 3 ppm | 0.000 003 |
| 5 ppm | 0.000 005 |
| 10 ppm | 0.000 01 |
| 20 ppm | 0.000 02 |
| 25 ppm | 0.000 025 |
| 50 ppm | 0.000 05 |
| 100 ppm | 0.0001 |
| 250 ppm | 0.000 25 |
| 500 ppm | 0.0005 |
| 1000 ppm | 0.001 |
Frequently asked
How many parts per millions are in a fraction?
One fraction equals 1000000 parts per millions (1 → ppm). That figure is exact, not rounded.
How do you convert fractions to parts per millions?
Multiply the number of fractions by 1000000 to get parts per millions.
What is 1 ppm in fractions?
One parts per million is 0.000001 fractions.
What is 10 1 in ppm?
10 1 = 10 000 000 ppm.