T/FQIA 018-2024
Determination of Glufosinate ammonium and Glyphosate Residues in Tea Fresh Leaves- Liquid Chromatography-tandem Mass Spectrometry Method (English Version)

Std & Spec
Standard No.
T/FQIA 018-2024
Language
Chinese, Available in English version
Release Date
2024
Published By
Group Standards of the People's Republic of China
Lastest
T/FQIA 018-2024
Scope
This document stipulates the determination method for residues of glufosinate ammonium, glyphosate, and N-methylphosphonic acid in fresh tea leaves using liquid chromatography-tandem mass spectrometry. This document applies to the determination of residue levels of glufosinate ammonium, glyphosate, and N-methylphosphonic acid in fresh tea leaves. Main technical content outline Foreword 1 Scope 2 Normative referenced documents 3 Terms and definitions 4 Principle 5 Reagents and materials 5.1 Reagents 5.2 Solution preparation 5.3 Standards 5.4 Standard solution preparation 5.5 Materials 6 Instruments and equipment 7 Preparation and storage of samples 8 Analytical procedures 8.1 Pre-treatment 8.2 Determination 8.3 Replicate experiments 8.4 Blank experiment 9 Calculation and expression of results 10 Sensitivity, accuracy, and precision 10.1 Sensitivity 10.2 Accuracy 10.3 Precision Appendix A (informative) Glufosinate ammonium, glufosinate, N-methylphosphonic acid derivatives: English-Chinese name对照索引 Appendix B (informative) Retention times, parent ions, daughter ions, and mass spectrometry parameters of glufosinate ammonium, glufosinate, and N-methylphosphonic acid derivatives Appendix C (informative) Multiple reaction monitoring (MRM) chromatograms of glufosinate ammonium, glufosinate, and N-methylphosphonic acid derivatives

T/FQIA 018-2024 history

  • 2024 T/FQIA 018-2024 Determination of Glufosinate ammonium and Glyphosate Residues in Tea Fresh Leaves- Liquid Chromatography-tandem Mass Spectrometry Method



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