What Does PPT Stand For?
PPT stands for Parts Per Trillion
PPT, or Parts Per Trillion, is a unit of measurement used to express extremely low concentrations of substances within a solution or in the environment. It represents one part of a substance per trillion parts of the total mixture, allowing for detailed analysis and quantification of trace elements in fields such as chemistry, environmental science, and toxicology.
Added on 14th April 2008 | Last edited on 16th June 2025 | Edit Acronym