Cuantificación de metales pesados (plomo y cadmio) en agua, por Espectroscopía de Absorción Atómica con Horno de Grafito
The validation of lead and cadmium is presented by atomic absorption spectroscopy and atomization by graphite furnace as a means for the determination of these metals in drinking water and the crude of an aqueduct. The parameters evaluated were linear range (Lead: 1.0 and 10.0 μg/L and in c...
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Format: | Electronic Book Chapter |
Language: | Spanish |
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Colombia
Universidad Santiago de Cali
2020
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Online Access: | DOAB: download the publication DOAB: description of the publication |
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100 | 1 | |a Castillo Ayala, Jorge Enrique |4 auth | |
700 | 1 | |a Castillo Ayala, Jorge Enrique |4 edt | |
700 | 1 | |a Castillo Ayala, Jorge Enrique |4 oth | |
245 | 1 | 0 | |a Cuantificación de metales pesados (plomo y cadmio) en agua, por Espectroscopía de Absorción Atómica con Horno de Grafito |
260 | |a Colombia |b Universidad Santiago de Cali |c 2020 | ||
300 | |a 1 electronic resource (63-88 p.) | ||
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506 | 0 | |a Open Access |2 star |f Unrestricted online access | |
520 | |a The validation of lead and cadmium is presented by atomic absorption spectroscopy and atomization by graphite furnace as a means for the determination of these metals in drinking water and the crude of an aqueduct. The parameters evaluated were linear range (Lead: 1.0 and 10.0 μg/L and in cadmium is 0.1 to 2.0 μg/L), detection and quantification limits are of 0.3064 and 0.4759 μg/L for lead and for cadmium 0.0509 and 0.0814 μg/L respectively, the values corresponding to the calibration curves of the blanks method. The accuracy of the system was calculated by repeatability and reproducibility, which generated RSD less than 10%. The accuracy was calculated by the percentage of recovery with samples doped for lead of 2.5 and 8.0 μg/L and for cadmium with doped samples of 0.4, 1.0 and 1.5 μg/L. The aqueduct waters are not published lead and cadmium outside the regulations. | ||
520 | |a Se presenta la validación de plomo y cadmio por espectroscopia de absorción atómica y atomización por horno de grafito como medio para la determinación de estos metales en el agua potable y cruda de un acueducto. Los parámetros evaluados fueron rango lineal (Plomo: 1.0 y 10.0 μg/L y en el cadmio es de 0.1 a 2.0 μg/L), los límites de detección y cuantificación son de 0.3064 y 0.4759 μg/L para el plomo y para el cadmio 0.0509y 0.0814 μg/L respectivamente, valores obtenidos con las curvas de calibración del método de los blancos. Se calculó la precisión del sistema mediante la repetitividad y la reproducibilidad, los cuales generaron RSD menores del 10%. La exactitud se calculó mediante el porcentaje de recuperación con muestras dopadas para el plomo de 2.5 y 8.0 μg/L y para el cadmio con muestras dopadas de 0.4, 1.0 y 1.5 μg/L. Las aguas de acueducto no presentaron concentra-ciones de plomo y cadmio por fuera de la normatividad. | ||
540 | |a Creative Commons |f https://creativecommons.org/licenses/by/4.0/ |2 cc |4 https://creativecommons.org/licenses/by/4.0/ | ||
546 | |a Spanish | ||
650 | 7 | |a Sewage treatment & disposal |2 bicssc | |
653 | |a Validación | ||
653 | |a Espectrofotometría | ||
653 | |a Metales | ||
653 | |a Agua potable | ||
773 | 1 | 0 | |t Aportes analíticos al estudio de aguas residuales y potables |7 nnaa |o OAPEN Library UUID: 0cc3ae8d-797d-48a1-908c-1482a85557d1 |
856 | 4 | 0 | |a www.oapen.org |u https://libros.usc.edu.co/index.php/usc/catalog/view/103/149/2049 |7 0 |z DOAB: download the publication |
856 | 4 | 0 | |a www.oapen.org |u https://directory.doabooks.org/handle/20.500.12854/90739 |7 0 |z DOAB: description of the publication |