Detección de antibióticos betalactámicos, tetraciclinas y sulfamidas como contaminantes emergentes en los ríos San Pedro y Pita del cantón Rumiñahui

Each one of the activities that the society does dairy produce alterations in our environment. Very usual activities such as personal hygiene and health care can cause negative effects in the environment, since it adds a series of substances of different chemical compositions, those substances are known like emerging pollutants. In this pollutants groups we can find pharmacists products, while it’s true they’re not considered as persistent substances, its frequent use and discard make them be present in our environment, the main source of income to the ecosystem are the water discharges or treatment plants effluents from surrounding factories. The study was developed in Amaguaña and Uyumbicho parishes, located at 1km from the San Pedro river shore and in Sangolquí parish near to Pita river, it was evaluated the probable existence of antibiotics residues in 13 sampling points in the following way: 9 in San Pedro river and 4 in Pita river, there were taken 9 samples, those were analyzed twice by month for 3 months, November and December of 2017 and January of 2018. The results obtained determine a total of 41 positive samples, out of a total of 78 samples, representing 52% of cases with the presence of residues of beta-lactam antibiotics and sulfonamides, located in the San Pedro and Pita rivers. Determining the calibration curve for the calculation of the concentration of antibiotic residues. ; Cada una de las actividades que realiza la sociedad implica que se genera alteraciones sobre nuestro entorno. Actividades tan usuales como la higiene personal o el cuidado de la salud pueden provocar efectos negativos en el ecosistema, dado que se agrega una serie de sustancias de diferente composición química, sustancias que son reconocidas como contaminantes emergentes. En este grupo de contaminantes se encuentran productos farmacéuticos, si bien, no son considerados como sustancias persistentes, su frecuente utilización y desecho los hace estar presentes en nuestro entorno, la principal fuente de ingreso al ecosistema ...