Characterization of the composition of plant protection products in different formulation types employing suspect screening and unknown approaches
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Hergueta Castillo, María Elena; López Ruiz, Rosalía; Garrido Frenich, Antonia; Romero González, RobertoFecha
2022-05-06Resumen
BACKGROUND: Plant protection products (PPPs) are used extensively in agriculture to control crops. These PPPs, which may be found in different types of formulations, are composed of a designated pesticide (active principle) and other inactive ingredi- ents as co-formulants. They perform specific functions in the formulation, as solvents, preservatives or antifreeze agents, among others.
RESULTS: A research technique based on ultra-high-performance liquid chromatography (UHPLC) coupled to a Quadrupole- Orbitrap mass analyzer was successfully applied to characterize the composition of six different PPPs in terms of the presence of co-formulants and types of formulations: emulsifiable concentrate (EC), emulsion in water (EW), suspension concentrate and water-dispersible granule. These PPPs (FLINT MAX, MASSOCUR 12.5 EC, IMPACT EVO, TOPAS, LATINO and IMPALA STAR) had antifungal activity, containing one triazole compound as active principle (tebuconazole, penconazole, myclobutanil, flutriaf...
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Química