Ion chromatographic determination of calcium and magnesium cations in human saliva and urine with a piezoelectric detector.
J Pharm Biomed Anal
; 25(5-6): 1027-32, 2001 Jul.
Article
en En
| MEDLINE
| ID: mdl-11377089
ABSTRACT
In this present paper, simultaneous determination of Ca(2+) and Mg(2+) cations in saliva, urine was achieved using an ion chromatography method, in which a piezoelectric quartz crystal (PQC) sensor was used as a detector, and a solution containing tartaric acid (4 mmol 1(-1)) and ethylenediamine (2 mmol 1(-1)) as a mobile phase. Good linearities were obtained over the ranges of 0.8-500 mg 1(-1) Ca(2+) and 1.0-500 mg 1(-1) Mg(2+). The detection limits were 0.4 mg 1(-1) for Ca and 0.2 mg 1(-1) for Mg, respectively.
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Colección:
01-internacional
Base de datos:
MEDLINE
Asunto principal:
Saliva
/
Calcio
/
Cromatografía Líquida de Alta Presión
/
Electroquímica
/
Magnesio
Tipo de estudio:
Diagnostic_studies
Límite:
Humans
Idioma:
En
Revista:
J Pharm Biomed Anal
Año:
2001
Tipo del documento:
Article