ppm
(10000 ppm = 1%).
Where this comes from
This definition is adapted from “ppm” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.
(10000 ppm = 1%).
This definition is adapted from “ppm” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.