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PPM to PPB Calculator
Use this tool to convert values between different parts-per units. By inputting a value into one field, the converted value for all other units is provided.
| Unit | Symbol | Equivalent to "X" PPB(s) | Conversion |
|---|---|---|---|
| parts per million | PPM | 103 | |
| parts per billion | PPB | 1 | |
| percentage | % | 107 |
Feedback
Have a question or a feature request about this tool? Feel free to reach out to us and let us know! We're always looking for ways to improve!
References
This online resource may be cited as follows
MLA | "Quest Calculate™ PPM to PPB Calculator." AAT Bioquest, Inc., 9 Nov. 2025, https://www.aatbio.com/tools/quick-calculator/ppm-ppb-calculator. | |
APA | AAT Bioquest, Inc. (2025, November 9). Quest Calculate™ PPM to PPB Calculator. AAT Bioquest. https://www.aatbio.com/tools/quick-calculator/ppm-ppb-calculator. | |
| BibTeX | EndNote | RefMan |