Convert Parts per billion to Parts per million
Enter a value in Parts per billion to convert to Parts per million. See the formula, common values, and copy your result.
Parts per billion to Parts per million
Parts per million = Parts per billion × 0.001
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Common Conversions
| Parts per billion (ppb) | Parts per million (ppm) |
|---|---|
| 1 ppb | 0.001 ppm |
| 5 ppb | 0.005 ppm |
| 10 ppb | 0.01 ppm |
| 25 ppb | 0.025 ppm |
| 50 ppb | 0.05 ppm |
| 100 ppb | 0.1 ppm |
| 250 ppb | 0.25 ppm |
| 500 ppb | 0.5 ppm |
| 1,000 ppb | 1 ppm |
| 5,000 ppb | 5 ppm |
How to Use the Parts per billion to Parts per million Converter
1
Enter a value in parts per billion.
2
See the result in parts per million instantly.
3
Copy the result or swap direction.
Frequently Asked Questions
How many parts per million in one parts per billion?
1 parts per billion = 0.001 parts per million.
What is the conversion formula?
Parts per million = Parts per billion × 0.001
Is this converter accurate?
Yes. Standard conversion factors are used for precise results.