PFNA

P3F4N1A1

A form of perfluorononanoic acid — A synthetic perfluorinated carboxylic acid and fluorosurfactant that is also an environmental contaminant.

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Meanings

nounPFNA (uncountable)
  1. abbreviationuncountablechemistryAbbreviation of perfluorononanoic acid.

    The regulations also set a limit for mixtures of any two or more of PFNA, PFHxS, PFBS and GenX chemicals.

    2024 April 10, Jen Christiensen, “Biden administration sets first national standard to limit ‘forever chemicals’ in drinking water”, in CNN

Synonyms & antonyms

Also see
perfluorononanoic acid
Cite this entry
APA

PFNA. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/PFNA

MLA

“PFNA.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/PFNA. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “PFNA,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/PFNA.

Source: PFNA on Wiktionary, CC BY-SA 4.0.