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author:

Tang, Q. (Tang, Q..) [1] | Wang, J. (Wang, J..) [2] | Zhang, H. (Zhang, H..) [3] | Wang, Q. (Wang, Q..) [4] | Cao, X. (Cao, X..) [5] | Wu, C. (Wu, C..) [6] | Yang, F. (Yang, F..) [7]

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EI Scopus

Abstract:

In this study, an analytical method based on gas chromatography-mass spectrometry (GC-MS) was developed for the simultaneous determination of 8 common psychoactive substances derived from cathinone compounds in tea. Extraction, clean-up and chromatographic and mass spectrometric conditions were optimized. As a result, an alkaline solution containing methanol was selected as the extraction solvent, and the extract was cleaned up on an HLB solid-phase extraction (SPE) cartridge filled with N-propylethylenediamine (PSA) and separated on a DB-17MS capillary column (30 m × 0.25 mm, 0.25 μm). The mass spectrometer was operated using an electrospray ionization (EI) source in the selected ion monitoring (SIM) mode. The calibration curves showed good linearity for the 8 analytes in the concentration range of 0–200 μg/L, with correlation coefficients (R2) higher than 0.998. The limits of detection (LOD, RSN = 3) and limits of quantification (LOQ, RSN = 10) were 7 and 25 μg/kg, respectively. The recoveries from negative samples spiked at 1 ×, 2 × and 10 × LOQ were in the range of 67.2%–117.6%, with relative standard deviations (RSD) of 4.3%–12.3% (n = 6). In summary, this method has good stability and high sensitivity, and is suitable for simultaneous determination of the psychoactive substances derived from cathinones in tea. © 2024 Chinese Chamber of Commerce. All rights reserved.

Keyword:

cathinone gas chromatography-mass spectrometry new psychoactive substances screening tea

Community:

  • [ 1 ] [Tang Q.]Fuzhou Customs Technical Center, Fuzhou, 350001, China
  • [ 2 ] [Tang Q.]Sanming Customs Comprehensive Technology Service Center, Sanming, 365001, China
  • [ 3 ] [Wang J.]Technology Center of Lhasa Customs District, Lhasa, 850002, China
  • [ 4 ] [Zhang H.]Shanghai Customs Animal, Plant and Food Inspection, Quarantine Technical Center, Shanghai, 200135, China
  • [ 5 ] [Wang Q.]College of Biological Sciences and Engineering, Fuzhou University, Fuzhou, 350108, China
  • [ 6 ] [Cao X.]Technology Center of Lhasa Customs District, Lhasa, 850002, China
  • [ 7 ] [Wu C.]Sanming Customs Comprehensive Technology Service Center, Sanming, 365001, China
  • [ 8 ] [Yang F.]Fuzhou Customs Technical Center, Fuzhou, 350001, China

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Source :

Food Science

ISSN: 1002-6630

Year: 2024

Issue: 16

Volume: 45

Page: 262-267

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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