TY - JOUR AU - Rodríguez Valdés, Osvaldo Nicolás AU - Velázquez Chong, Laura Renné AU - Soto Alvarado, Sonia del Carmen AU - Rodríguez Ventura, Guillermo AU - Sánchez López, Eduardo PY - 2010/04/01 Y2 - 2024/03/28 TI - Desarrollo de un método analítico para la determinación de plaguicidas organoclorados como modificación de la NOM-021-ZOO-1995 JF - Acta Universitaria JA - Acta Universitaria VL - 20 IS - 1 SE - Artículos DO - 10.15174/au.2010.69 UR - https://www.actauniversitaria.ugto.mx/index.php/acta/article/view/69 SP - 9-18 AB - <span style="font-family: Times New Roman; font-size: small;"> </span><p class="MsoNormal" style="margin: 0cm 0cm 0pt; line-height: normal; mso-layout-grid-align: none;"><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">Se desarroll</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">ó</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;"> un nuevo m</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">é</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">todo con un sistema GC/PTV/EI/MSMS, orientado a la detecci</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">ó</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">n y cuantificaci</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">ó</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">n de 21 plaguicidas organoclorados en grasa de ganado bovino: </span><span style="font-family: TimesNewRomanPSMT; font-size: 7.5pt; mso-bidi-font-family: TimesNewRomanPSMT; mso-fareast-font-family: BookmanOldStyle;">α</span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">-BHC, <span lang="EN-US">γ</span>-BHC (lindano), <span lang="EN-US">β</span>-BHC, <span lang="EN-US">δ</span>-BHC, Heptacloro, Aldr</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">í</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">n, Heptacloro ep</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">ó</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">xido, <span lang="EN-US">γ</span>-clordano, </span><span style="font-family: TimesNewRomanPSMT; font-size: 7.5pt; mso-bidi-font-family: TimesNewRomanPSMT; mso-fareast-font-family: BookmanOldStyle;">α</span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">-clordano, Endosulfan I, p,p<span lang="EN-US">’</span>-DDE, Diedr</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">í</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">n, Endr</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">í</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">n, Endosulfan II, p,p<span lang="EN-US">’</span>-DDD, Endr</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">í</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">n aldeh</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">í</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">do, p,p<span lang="EN-US">’</span>-DDT, Endosulfan sulfato, Metoxicloro y Mirex, como una propuesta de mejora tecnol</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">ó</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">gica, para el cumplimiento de la Norma Oficial Mexicana NOM-004-ZOO-1994 bas</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">á</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">ndose en la metodolog</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">í</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">a de extracci</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">ó</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">n seg</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">ú</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">n la Norma Oficial Mexicana NOM-021-ZOO-1995. Se utiliz</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">ó</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;"> un sistema de cromatograf</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">í</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">a gaseosa con analizador de trampa de iones, con un controlador autom</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">á</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">tico de flujo en el espectr</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">ó</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">metro de masas. Aumentando la presi</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">ó</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">n en la trampa de iones con altos flujos de helio para la optimizaci</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">ó</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">n en la selecci</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">ó</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">n del ion precursor de cada plaguicida y amplificando las se</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">ñ</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">ales de los iones producto, se lograron mediciones por MSMS con valores de sensibilidad que superan a los detectores de captura electr</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">ó</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">nica, se obtuvieron de coeficientes de correlaci</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">ó</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">n <span lang="EN-US">≥</span> 0,990, alcanzando recuperaciones en grasa de bovino entre 60 % -120 %, cumpliendo el m</span><span style="font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-ascii-font-family: BookmanOldStyle; mso-fareast-font-family: BookmanOldStyle;"><span style="font-family: Calibri;">é</span></span><span style="font-family: BookmanOldStyle; font-size: 7.5pt; mso-bidi-font-family: BookmanOldStyle; mso-hansi-font-family: Calibri; mso-hansi-theme-font: minor-latin;">todo con las exigencias de las Normas Oficiales Mexicanas.</span></p><span style="font-family: Times New Roman; font-size: small;"> </span> ER -