PPM Converter Tools
Convert between parts per million (PPM), parts per billion (PPB), and percentages with our free online tools.
Percent to PPM
Convert percentages to parts per million
Use Tool →PPM to Percent
Convert PPM to percentages
Use Tool →PPM to PPB
Convert parts per million to parts per billion
Use Tool →PPB to PPM
Convert parts per billion to parts per million
Use Tool →PPM Calculator
Calculate PPM from mass/volume values
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