Convert ppm to percent
Convert Percent to ppm
PPM in chemistry means parts per million. A measure of the concentration of elements or compounds dispersed in a mixture or solution.
ppm and percentage by weight are based on similar concepts, so you can easily convert from ppm to percentage using the basic conversion formula.
The Formula
PPM to percent formula
Formula: ppm10,000
Percent to PPM formula
Formula: Percent × 10000
PPM and percentage by weight
Sometimes the Cornell Extension Office explains that, instead of using the terms parts per million, concentrations are reported as a percentage of weight, volume, or molar mass.