ppm

Definition : parts per million
Category : Academic & Science » Units
Country/Region : Worldwide Worldwide
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Initialism

What does ppm mean?

Parts per million (ppm) is a way of expressing very dilute concentrations of substances. One PPM means one in a million or 1/1,000,000. It usually describes the concentration of something in water or soil. 1 ppm is equivalent to 1 milligram of something per liter of water (mg/L) or 1 milligram of something per kilogram soil (mg/kg).

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Frequently Asked Questions

What is the full form of ppm?

The full form of ppm is parts per million

What are the full forms of ppm in Academic & Science?

parts per million | Pages Per Minute

What are the full forms of ppm in Worldwide?

parts per million | Pages Per Minute | Perl Package Manager | Portable People Meter | Permanent Pacemaker

Translation

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Citations Formatting rules vary by edition. Please verify against your required style manual.

APA Style

FullForms. (2026). ppm. FullForms.com. https://fullforms.com/ppm

Chicago Style

FullForms. "ppm." Accessed June 4, 2026. https://fullforms.com/ppm.

Harvard Style

FullForms (2026) 'ppm', FullForms.com. Available at: https://fullforms.com/ppm (Accessed: 04 June 2026).

MLA Style

"ppm." FullForms.com, 2026, https://fullforms.com/ppm. Accessed 04 Jun. 2026.