Three-dimensional ZnS/MoS2 on cellulose paper for determination of Digoxin in urine and plasma

The current study describes the in-situ growth of ZnS/MoS2 on cellulose paper using the thin-film microextraction (TFME) method. On cellulose paper, ZnS/MoS2 was grown using a simple, easy, and inexpensive hydrothermal method. The digoxin was quantified after TFME using high-performance liquid chrom...

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Bibliographic Details
Main Authors: Marzieh Piryaei, Mir Mahdi Abolghasemi, Sodabeh Memari
Format: Article
Language:English
Published: Iranian Chemical Society 2024-01-01
Series:Nanochemistry Research
Subjects:
Online Access:http://www.nanochemres.org/article_184836_366ab620b1380bdcb62b4f6d1956193c.pdf
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Summary:The current study describes the in-situ growth of ZnS/MoS2 on cellulose paper using the thin-film microextraction (TFME) method. On cellulose paper, ZnS/MoS2 was grown using a simple, easy, and inexpensive hydrothermal method. The digoxin was quantified after TFME using high-performance liquid chromatography-UV detection (HPLC-UV). The effect of effective parameters such as extraction time, extraction temperature, agitation speed, and sample ionic strength was investigated, and the best conditions were selected. Under ideal conditions, a calibration curve with good linearity (R2=0.987) and a low limit of detection (LOD) in the range of 0.01–100 ng mL-1 was obtained. The detection limits were 0.03 ng mL-1. For the digoxin, the relative standard deviations (RSDs) were 5.3%. The method was successfully applied to the study of urine and plasma. Relative recoveries were found to range between 96% and102 %. The proposed method provided a straightforward, efficient, and environmentally friendly way for determining digoxin in real-world samples.
ISSN:2538-4279
2423-818X