Convert fractions to parts per billions
1 1 = 1000000000 ppb — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
1 000 000 000ppb
Exact decimal: 1000000000
1 1 = 1000000000 ppb
How to convert fractions to parts per billions
Multiply the number of fractions by 1000000000 to get parts per billions.
The exact factor is 1000000000 .
Fraction to Parts per billion conversion table
| Fractions (1) | Parts per billions (ppb) |
|---|---|
| 1 1 | 1 000 000 000 |
| 2 1 | 2 000 000 000 |
| 3 1 | 3 000 000 000 |
| 5 1 | 5 000 000 000 |
| 10 1 | 10 000 000 000 |
| 20 1 | 20 000 000 000 |
| 25 1 | 25 000 000 000 |
| 50 1 | 50 000 000 000 |
| 100 1 | 100 000 000 000 |
| 250 1 | 250 000 000 000 |
| 500 1 | 500 000 000 000 |
| 1000 1 | 1 000 000 000 000 |
Parts per billion to Fraction conversion table
| Parts per billions (ppb) | Fractions (1) |
|---|---|
| 1 ppb | 1e-9 |
| 2 ppb | 2e-9 |
| 3 ppb | 3e-9 |
| 5 ppb | 5e-9 |
| 10 ppb | 1e-8 |
| 20 ppb | 2e-8 |
| 25 ppb | 2.5e-8 |
| 50 ppb | 5e-8 |
| 100 ppb | 0.000 000 1 |
| 250 ppb | 0.000 000 25 |
| 500 ppb | 0.000 000 5 |
| 1000 ppb | 0.000 001 |
Frequently asked
How many parts per billions are in a fraction?
One fraction equals 1000000000 parts per billions (1 → ppb). That figure is exact, not rounded.
How do you convert fractions to parts per billions?
Multiply the number of fractions by 1000000000 to get parts per billions.
What is 1 ppb in fractions?
One parts per billion is 1e-9 fractions.
What is 10 1 in ppb?
10 1 = 10 000 000 000 ppb.