PPM to Percent

The PPM to Percent Converter is used to convert ppm (parts-per-million) to percentage.Enter a number in ppm and press the Convert button.

What is PPM?

PPM, or parts-per-million, is a way of expressing very dilute concentrations of substances. One part per million (ppm) denotes one part per 1,000,000 parts, one part in 10⁶, and a value of 1 × 10⁻⁶.

PPM to Percent Conversion Formula

To convert from ppm to percent, use the following conversion equation:

1ppm = 0.0001%

How to convert ppm to percent

1% = 1/100

1ppm = 1/1000000

So

1ppm = 0.0001%

So to convert from ppm to percent, divide the ppm by 10000:

x_(%) = x_(ppm) / 10000

Example:

Find how many percent are in 300ppm.

x_(%) = 300ppm / 10000 = 0.03%

 

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