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全氟壬酸(英語:Perfluorononanoic acid,缩写PFNA)是一种人工合成的全氟羧酸和含氟表面活性剂,也是一种环境污染物,与其类似物全氟辛烷磺酸(PFOS)和全氟辛酸(PFOA)一样在人体和野生生物中有发现。
, Perfluornonansäure ist eine chemische Verbindung aus der Gruppe der Perfluorcarbonsäuren.
, L'acide perfluorononanoïque (PFNA) est un … L'acide perfluorononanoïque (PFNA) est un acide carboxylique perfluoré de formule chimique C8F17COOH. Ce tensioactif fluoré synthétique stable est un polluant bioaccumulable dont on ne connaît pas de processus de dégradation naturel. Il s'agit d'un acide fort très réactif dont la base conjuguée C8F17COO− (anion perfluorononanoate) forme des sels, notamment avec l'ammonium NH4+. Son efficacité comme tensioactif provient de sa chaîne latérale fluorée : il se concentre à l'interface eau-air et fait chuter la tension superficielle jusqu'à la moitié de la valeur que peuvent atteindre les tensioactifs hydrocarbonés ; les acides carboxyliques perfluorés ne sont tensioactifs qu'entre 5 et 9 atomes de carbone. Outre l'isomère linéaire, il existe 88 isomères de constitution ramifiés possibles du PFNA.e constitution ramifiés possibles du PFNA.
, Ácido perfluorononanóico, ou PFNA (do inglês perfluorononanoic acid), é um e fluorosurfactante sintético que é também um contaminante ambiental encontrado em pessoas e vida selvagem juntamente com PFOS e PFOA.
, Perfluorononanoic acid, or PFNA, is a synthetic perfluorinated carboxylic acid and fluorosurfactant that is also an environmental contaminant found in people and wildlife along with PFOS and PFOA.
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rdfs:comment |
Perfluorononanoic acid, or PFNA, is a synthetic perfluorinated carboxylic acid and fluorosurfactant that is also an environmental contaminant found in people and wildlife along with PFOS and PFOA.
, Ácido perfluorononanóico, ou PFNA (do inglês perfluorononanoic acid), é um e fluorosurfactante sintético que é também um contaminante ambiental encontrado em pessoas e vida selvagem juntamente com PFOS e PFOA.
, L'acide perfluorononanoïque (PFNA) est un … L'acide perfluorononanoïque (PFNA) est un acide carboxylique perfluoré de formule chimique C8F17COOH. Ce tensioactif fluoré synthétique stable est un polluant bioaccumulable dont on ne connaît pas de processus de dégradation naturel. Il s'agit d'un acide fort très réactif dont la base conjuguée C8F17COO− (anion perfluorononanoate) forme des sels, notamment avec l'ammonium NH4+. Son efficacité comme tensioactif provient de sa chaîne latérale fluorée : il se concentre à l'interface eau-air et fait chuter la tension superficielle jusqu'à la moitié de la valeur que peuvent atteindre les tensioactifs hydrocarbonés ; les acides carboxyliques perfluorés ne sont tensioactifs qu'entre 5 et 9 atomes de carbone.oactifs qu'entre 5 et 9 atomes de carbone.
, 全氟壬酸(英語:Perfluorononanoic acid,缩写PFNA)是一种人工合成的全氟羧酸和含氟表面活性剂,也是一种环境污染物,与其类似物全氟辛烷磺酸(PFOS)和全氟辛酸(PFOA)一样在人体和野生生物中有发现。
, Perfluornonansäure ist eine chemische Verbindung aus der Gruppe der Perfluorcarbonsäuren.
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rdfs:label |
Ácido perfluorononanoico
, Perfluorononanoic acid
, Acide perfluorononanoïque
, Perfluornonansäure
, 全氟壬酸
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