Group Standards of the People's Republic of China CN / TUANTI
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T/FQIA 013-2024
Scope
This document stipulates the determination of residue levels of 28 types of pesticides in fresh tea leaves using gas chromatography-tandem mass spectrometry (GC-MS/MS).
This document is applicable for determining residue levels of 28 types of pesticides in fresh tea leaves.
Main technical contents and outline
Foreword
1 Range
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents and materials
5.1 Reagents
5.2 Standards
5.3 Preparation of standard solutions
5.4 Materials
6 Instruments and equipment
7 Sample preparation and storage
8 Analytical procedures
8.1 Pretreatment
8.2 Determination
8.2.1 Instrument reference conditions
8.3 Determination of sample solutions
8.4 Parallel experiments
8.5 Blank tests
9 Calculation and presentation of results
10 Sensitivity, accuracy, and precision
10.1 Sensitivity
10.2 Accuracy
10.3 Precision
Appendix A (informative) 28 types of pesticides: English-Chinese name对照索引
Appendix B (informative) Retention times, parent ions, daughter ions, and mass spectrometry parameters for 28 types of pesticides
Appendix C (informative) Multiple reaction monitoring (MRM) chromatograms for 28 types of pesticides at a concentration of 10.0 mg/L
T/FQIA 013-2024 history
2024T/FQIA 013-2024 Determination of 28 Pesticide Residues in Fresh Tea Leaves Gas Chromatography-Mass Spectrometry Method