Source and Route of Pyrrolizidine Alkaloid Contamination in Tea Samples

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1.8K Views

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06:04 min

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September 28th, 2022

DOI :

10.3791/64375-v

September 28th, 2022

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Weiting Jiao¹^,², Tingting Shen², Luyao Wang¹, Lei Zhu¹^,³, Qing X. Li⁴, Chen Wang³, Hongping Chen³, Rimao Hua¹, Xiangwei Wu¹

¹Key Laboratory of Agri-food Safety of Anhui Province, School of Resource & Environment, Anhui Agricultural University, ²State Key Laboratory of Tea Plant Biology and Utilization, School of Tea and Food Science & Technology, Anhui Agricultural University, ³Key Laboratory of Tea Quality and Safety & Risk Assessment, Tea Research Institute, Chinese Academy of Agricultural Sciences, Ministry of Agriculture, ⁴Department of Molecular Biosciences and Bioengineering, University of Hawaii at Manoa

Podsumowanie

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Pyrrolizidine Alkaloids

Contamination Source

Tea Samples

Detection Method

Soil Sample Extraction

Solid Phase Extraction

Adsorbent Method

Ultrasonic Extraction

Rozdziały w tym wideo

0:05

Introduction

0:46

Sample Extraction for Dried Tea Products, Fresh Tea Leaves, and Weeds

1:42

Sample Extraction for Soil Samples

2:40

Sample Clean-Up for Dried Tea Products, Fresh Tea Leaves, and Weeds Using Solid Phase Extraction (SPE)

3:33

Sample Clean-Up for Dried Tea Products, Fresh Tea Leaves, Weeds, and Soils Using Adsorbent

4:19

Results: Estimation of Pyrrolizidine Alkaloids in Dried Tea, Fresh Tea Leaves, Weeds, and Soils

5:21

Conclusion

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