Gas chromatography‐mass spectrometric determination of organic acids in fruit juices by multiwalled carbon nanotube‐based ion‐pair dispersive solid‐phase extraction and in‐situ butylation

2021 ◽  
Author(s):  
Satish Mutyam ◽  
Shireesha Chilakala ◽  
Maheshwari Tallapally ◽  
Vijayasarathi V. R. Upadhyayula
Keyword(s):  
Gas Chromatography ◽  
Carbon Nanotube ◽  
Solid Phase ◽  
Ion Pair ◽  
Mass Spectrometric ◽  
Phase Extraction ◽  
Dispersive Solid Phase Extraction ◽  
Multiwalled Carbon

Multiwalled carbon nanotube-dispersive solid-phase extraction followed by high performance capillary electrophoresis for simultaneous determination of six adulterants in antihypertensive functional foods

2015 ◽  
Vol 7 (2) ◽  
pp. 543-550 ◽  
Author(s):  
Li Zeng ◽  
Xin Wu ◽  
Yongxin Li ◽  
Dan Lu ◽  
Chengjun Sun
Keyword(s):  
Capillary Electrophoresis ◽  
Carbon Nanotube ◽  
High Performance ◽  
Functional Foods ◽  
Solid Phase ◽  
Phase Extraction ◽  
Dispersive Solid Phase Extraction ◽  
Multiwalled Carbon ◽  
High Performance Capillary Electrophoresis

A novel, simple and accurate high performance capillary electrophoresis method after multiwalled carbon nanotube-dispersive solid-phase extraction was developed for simultaneous determination of hydrochlorothiazide (HCT), chlortalidone (CTD), indapamide (IDP), reserpine (RSP), nifedipine (NDP) and valsartan (VST) in antihypertensive functional foods.

Determination of phthalates in beverages using multiwalled carbon nanotubes dispersive solid-phase extraction before HPLC-MS

2018 ◽  
Vol 41 (12) ◽  
pp. 2613-2622 ◽  
Author(s):  
Javier González-Sálamo ◽  
Javier Hernández-Borges ◽  
María del Mar Afonso ◽  
Miguel Ángel Rodríguez-Delgado
Keyword(s):  
Carbon Nanotubes ◽  
Solid Phase Extraction ◽  
Multiwalled Carbon Nanotubes ◽  
Solid Phase ◽  
Phase Extraction ◽  
Dispersive Solid Phase Extraction ◽  
Multiwalled Carbon
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