La fiche Environnement détaillée a été élaborée selon la méthodologie développée dans l'indicateur de risque des pesticides du Québec (IRPeQ).
etridiazole |
Abréviation : TRB |
Types de pesticides : Fongicide |
Numéro CAS : 2593-15-9 |
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560.0 | US EPA (United States Environmental Protection Agency, Office of Chemical Safety and Pollution Prevention), 2019, Etridiazole:Draft Ecological Risk Assessment for Registration Review, 105 pages, EPA-HQ-OPP-2014-0414-0025. https://www.regulations.gov/document?D=EPA-HQ-OPP-2014-0414-0025 |
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100.0 | US EPA (United States Environmental Protection Agency, Office of Chemical Safety and Pollution Prevention), 2019, Etridiazole:Draft Ecological Risk Assessment for Registration Review, 105 pages, EPA-HQ-OPP-2014-0414-0025. https://www.regulations.gov/document?D=EPA-HQ-OPP-2014-0414-0025 |
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247.0 | Tomlin, C.D.S., 2009. The Pesticide Manual, 15th edition, The British Crop Protection Council, 1457 p. |
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770.0 | US EPA (United States Environmental Protection Agency, Office of Chemical Safety and Pollution Prevention), 2019, Etridiazole:Draft Ecological Risk Assessment for Registration Review, 105 pages, EPA-HQ-OPP-2014-0414-0025. https://www.regulations.gov/document?D=EPA-HQ-OPP-2014-0414-0025 |
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3080.0 |
US EPA (United States Environmental Protection Agency, Office of Chemical Safety and Pollution Prevention), 2019, Etridiazole:Draft Ecological Risk Assessment for Registration Review, 105 pages, EPA-HQ-OPP-2014-0414-0025. https://www.regulations.gov/document?D=EPA-HQ-OPP-2014-0414-0025 |
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72.0 |
US EPA (United States Environmental Protection Agency, Office of Chemical Safety and Pollution Prevention), 2019, Etridiazole:Draft Ecological Risk Assessment for Registration Review, 105 pages, EPA-HQ-OPP-2014-0414-0025. https://www.regulations.gov/document?D=EPA-HQ-OPP-2014-0414-0025 |
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8120.0 |
US EPA (United States Environmental Protection Agency, Office of Chemical Safety and Pollution Prevention), 2019, Etridiazole:Draft Ecological Risk Assessment for Registration Review, 105 pages, EPA-HQ-OPP-2014-0414-0025. https://www.regulations.gov/document?D=EPA-HQ-OPP-2014-0414-0025 |
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106.0 |
US EPA (United States Environmental Protection Agency, Office of Chemical Safety and Pollution Prevention), 2019, Etridiazole:Draft Ecological Risk Assessment for Registration Review, 105 pages, EPA-HQ-OPP-2014-0414-0025. https://www.regulations.gov/document?D=EPA-HQ-OPP-2014-0414-0025 |
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195.0 |
US EPA (United States Environmental Protection Agency, Office of Chemical Safety and Pollution Prevention), 2019, Etridiazole:Draft Ecological Risk Assessment for Registration Review, 105 pages, EPA-HQ-OPP-2014-0414-0025. https://www.regulations.gov/document?D=EPA-HQ-OPP-2014-0414-0025 |
3.37 |
US EPA (United States Environmental Protection Agency, Office of Chemical Safety and Pollution Prevention), 2019, Etridiazole:Draft Ecological Risk Assessment for Registration Review, 105 pages, EPA-HQ-OPP-2014-0414-0025. https://www.regulations.gov/document?D=EPA-HQ-OPP-2014-0414-0025 |
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34.0 |
US EPA (United States Environmental Protection Agency, Office of Chemical Safety and Pollution Prevention), 2019, Etridiazole:Draft Ecological Risk Assessment for Registration Review, 105 pages, EPA-HQ-OPP-2014-0414-0025. https://www.regulations.gov/document?D=EPA-HQ-OPP-2014-0414-0025 |
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2.775 |
US EPA (United States Environmental Protection Agency, Office of Chemical Safety and Pollution Prevention), 2019, Etridiazole:Draft Ecological Risk Assessment for Registration Review, 105 pages, EPA-HQ-OPP-2014-0414-0025. https://www.regulations.gov/document?D=EPA-HQ-OPP-2014-0414-0025 |
L’étridiazole est modérément persistant dans les sols en condition aérobie (demi-vie de 34 jours). Il est faiblement persistant dans l’eau en condition aérobie (demi-vie de 2,775 jours). Ce fongicide s’hydrolyse lentement aux pH normalement rencontrés dans l’environnement (demi-vie de 82). L’étridiazole est stable à la photolyse dans l’eau. Sa photolyse au sol est plus importante (demi-vie de 14,3 jours). Le 3-dichlorométhyl-5-éthoxy-1,2,4-thiadiazole et le l’acide 5-éthoxy-1,2,4-thiadiazole-3-carboxylique sont les principaux produits de dégradation de l’étridiazole. US EPA (United States Environmental Protection Agency, Office of Chemical Safety and Pollution Prevention), 2019, Etridiazole:Draft Ecological Risk Assessment for Registration Review, 105 pages, EPA-HQ-OPP-2014-0414-0025. https://www.regulations.gov/document?D=EPA-HQ-OPP-2014-0414-0025 |
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La constante d'adsorption sur le carbone organique (Koc) de l’étridiazole est de 195 à 469 ml/g. Il est donc modérément mobile dans les sols et son potentiel de lessivage est modéré. Il se volatilise lentement à partir des sols humides et de l'eau selon la constante de la loi de Henry (H = 3,08 x 10-5 atm.m3/mol). US EPA (United States Environmental Protection Agency, Office of Chemical Safety and Pollution Prevention), 2019, Etridiazole:Draft Ecological Risk Assessment for Registration Review, 105 pages, EPA-HQ-OPP-2014-0414-0025. https://www.regulations.gov/document?D=EPA-HQ-OPP-2014-0414-0025 |