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(Elements & Compounds) another name for trichlorophenoxyacetic acid

tri•chlo′ro•phe•nox•y•a•ce′tic ac′id

(traɪˈklɔr oʊ fəˌnɒk si əˈsi tɪk, -ˈsɛt ɪk, -ˈkloʊr-, -ˌklɔr-, -ˌkloʊr-)

a light tan, water-insoluble solid, C8H5Cl3O3, used chiefly for killing weeds. Also called 2,4,5-T
References in periodicals archive ?
Nobody in the United States has been exposed to the herbicide 2,4,5-T since 1979.
During the decade of the 1970s, from the banning of DDT in 1972 through the controversy over the herbicide 2,4,5-T and its associated dioxin contaminant at the end of the decade, Dow would fight these "coercive utopians" and their vision of a government more responsive to the health and ecological concerns of ordinary Americans.
At the time it was sprayed, 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) was an unintended contaminant from the production of 2,4,5-T, and was present in Agent Orange and other formulations sprayed in Vietnam.
The Nitro accident exposed hundreds of workers to the herbicide, which Monsanto acknowledges contains small amounts of dioxin, an extremely toxic chemical product of the production of 2,4,5-T.
One of the herbicides -- 2,4,5-T -- was contaminated in the manufacturing process with 2,3,7,8- tetrachlorodibenzo-p-dioxin, also known as TCDD or, more commonly, dioxin.
Research on the health effects on Agent Orange has focused on one particular 2,4,5-T contaminant, with relatively little attention paid to 2,4-D and its contaminants.
However, he assures us that we needn't consider exposure to 2,4-D and 2,4,5-T - the principal components of Agent Orange - among those risks.
More than 250 workers produced 2,4,5-T itself for about two years, between late 1964 and the end of 1967.
According to EPA Region VII Counsel Martha Steincamp, more than 700,000 pounds of dioxin-tainted pesticides 2,4,5-T and Silvex, in both solid and liquid forms, were destroyed.
Products made from the latter include 2,4,5-T, a popular herbicide that was a component of Agent Orange.
Various formulations were used; most were mixtures of the phenoxy herbicides 2,4-D and 2,4,5-T.