HomeNanotechnologyPlatform to Exactly Detect Chlorogenic Acid in Drink Samples

Platform to Exactly Detect Chlorogenic Acid in Drink Samples

Chlorogenic acid is a medicinally important phenolic compound, and its delicate detection is vital for scientific and medical functions. An article revealed within the Supplies Chemistry and Physics offered the development of a glassy carbon electrode (GCE) as a chlorogenic acid detection platform. This GCE platform was based mostly on neodymium oxide nanoparticle-decorated carbon nanotubes (Nd2O3@CNTs/GCE).

Platform to Precisely Detect Chlorogenic Acid in Drink Samples

Examine: Ultrasonication-assisted development of neodymium oxide nanoparticles-carbon nanotubes based mostly voltammetric platform for the delicate dedication of chlorogenic acid in tomato juice and fizzy drink. Picture Credit score: StudioMolekuul/Shutterstock.com

Nd2O3 nanoparticles have been ready by including ammonia answer to neodymium nitrate (Nd(NO3)3) answer through ultrasonication, adopted by the calcination of the ensuing product at 600 levels Celsius for 4 hours. Subsequently, the Nd2O3 nanoparticles have been adorned on multi-walled (MW) CNTs below sonication to organize a GCE platform delicate to chlorogenic acid.

Nd2O3@CNTs/GCE nanoplatform elevated the height response and decreased the separation of cathodic and anodic peak potentials (ΔEp), leading to an improved voltammetric habits for chlorogenic acid. In comparison with the prevailing electrodes, the as-constructed Nd2O3@CNTs/GCE nanoplatform had a better floor space with extra lively websites. Moreover, the proposed voltammetric platform yielded a low restrict of detection (LOD) and excessive sensitivity for chlorogenic acid in comparison with the literature values. 

Analytical Strategies In the direction of Detection of Chlorogenic Acid

Chlorogenic acid is a phytochemical present in greens, fruits, and different meals and drinks. It’s investigated for regulating blood strain, weight reduction, blood sugar, and neurological illnesses. Thus, a delicate methodology for the evaluation of chlorogenic acid is of curiosity in each scientific and medical fields.

Excessive-performance liquid chromatography (HPLC) together with different analytical strategies (mass spectroscopy, ultraviolet (UV) spectroscopy, and amperometric detection), liquid chromatography, infrared spectroscopy, UV-visible spectroscopy, electrochemiluminescence, ultrasound-based microextraction, and electrochemical strategies are generally used quantification strategies for quantification of chlorogenic acid in samples. Nonetheless, these analytical strategies have complicated working mechanisms and require skilled personnel for operation.

Voltammetry is a broadly used electrochemical method for detecting chlorogenic acid in samples. Varied modified electrodes have been developed for establishing voltammetry units with excessive sensitivity, selectivity, and low LODs. Furthermore, CNT-modified electrodes confirmed good stability and wonderful conductivity in opposition to a variety of chemical substances.

Along with CNTs, nanoparticle-modified electrodes are promising supplies for getting ready novel voltammetric platforms, exhibiting good selectivity and sensitivity in varied purposes. Thus, electrochemical platforms based mostly on metallic nanoparticle-modified CNTs exhibit wonderful electrochemical and analytical performances. To this finish, nanoplatforms based mostly on niobium and CNT nanoparticles confirmed good selectivity, excessive sensitivity, and excellent electrocatalytic exercise for quantifying chlorogenic acid.

Ultrasonication-Assisted Development of Nd2O3 Nanoparticles-CNTs Primarily based Voltammetric Platform

Earlier research talked about that modifying the electrodes with MWCNTs elevated the sensitivity of electrodes in the direction of chlorogenic acid. Combining CNTs with nanoparticles elevated the sensitivity and selectivity of voltammetric platforms in varied purposes. Thus, nanoparticles adorned MWCNTs have been fabricated within the current work and subsequently used for establishing the electrodes with enhanced sensitivity towards chlorogenic acid.

Furthermore, glassy carbon paste electrodes with single-walled (SW) CNTs adorned with silica (SiO2)- Nd2O3 nanoparticles have been beforehand utilized for quantifying levodopa (L-DOPA). CNT- Nd2O3 nanocomposites have been reported to catalyze the thermal decomposition of ammonium perchlorate extra effectively than pure Nd2O3 nanorods, suggesting the effectivity of multifunctional nanocomposites in comparison with pure nanoparticles.

The current work aimed to synthesize Nd2O3 nanoparticles through dropwise addition of Nd(NO3)3 answer adopted by ultrasonication and calcination at 600 levels Celsius for 4 hours. Subsequently, MWCNTs have been adorned with Nd2O3 nanoparticles below sonication to organize a delicate GCE platform for chlorogenic acid detection.

The proposed Nd2O3@CNTs/GCE electrode confirmed excellent efficiency in chlorogenic acid detection. The outcomes revealed the working vary of electrodes between 5.0×10-8 and 6.1×10-5 moles with a LOD of 6.2×10-9 moles. Thus, the ready voltammetric platform yielded low LOD values and excessive sensitivity for chlorogenic acid in comparison with beforehand reported values within the literature.

Moreover, the proposed Nd2O3@CNTs/GCE-based voltammetric platform was additionally used to quantify the chlorogenic acid in çamlica model fizzy drinks and domestically grown bunch cherry tomato juice. The outcomes revealed 1.51 (in çamlıca fizzy drink) and 13.1 (in cherry tomato juice) milligrams per liter focus of chlorogenic acid.


GCE modified with Nd2O3 nanoparticles and MWCNTs have been used to assemble a strong electrode. The as-constructed Nd2O3@CNTs/GCE system confirmed wonderful voltammetric habits in the direction of chlorogenic acid with elevated peak response and decreased ΔEp.

The working vary of the Nd2O3@CNTs/GCE system in the direction of the detection of chlorogenic acid was between 5.0×10-8 and 6.1×10-5 moles with a LOD of 6.2×10-9 moles. The ready voltammetric platform was virtually utilized to find out chlorogenic acid in çamlica model fizzy drink and domestically grown bunch cherry tomato juice.

The outcomes revealed that the concentrations of chlorogenic acid in çamlica fizzy drink and domestically grown cherry tomato juice have been discovered to be 1.51 and 13.1 milligrams per liter, respectively. Thus, the proposed Nd2O3@CNTs/GCE-based voltammeter was demonstrated as an environment friendly analytical instrument for detecting chlorogenic acid in given #samples.


Düzmen, S and Aslanoglu, M. (2022). Ultrasonication-Assisted Development of Neodymium Oxide Nanoparticles-Carbon Nanotubes Primarily based Voltammetric Platform for the Delicate Willpower of Chlorogenic Acid in Tomato Juice and Fizzy Drink. Supplies Chemistry and Physicshttps://doi.org/10.1016/j.matchemphys.2022.126651

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