411 REFERENCE · Wiktionary
HAA5
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
From HaloAcetic Acids.
Noun
en noun
The sum of the mass concentrations of five haloacetic acids regulated by the USEPA (mono-, di- and trichloroacetic acid and mono- and dibromoacetic acid)
en abbreviations