GB/T 20770-2008 (English Version) Determination of 486 pesticides and related chemicals residues in grains.LC-MS-MS method

Standard No.: GB/T 20770-2008
Language: Chinese, Available in English version
Release Date: 2008
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 20770-2008
Replace: GB/T 20770-2006

Scope: This standard specifies the liquid chromatography-tandem mass spectrometry method for the determination of 486 pesticides and related chemicals (see Appendix A and Appendix E) residues in barley, wheat, oats, rice and corn. This standard applies to the qualitative identification of 486 kinds of pesticides and related chemical residues in wheat, wheat, oats, rice and corn, and the quantitative determination of 376 kinds of pesticides and related chemical residues. The method detection limit for the quantitative determination of 376 pesticides and related chemicals in this standard is 0.02μg/kg~0.96mg/kg (see Appendix A).

GB/T 20770-2008 Referenced Document

GB 5491 Inspection of grain and oilseeds--Methods for sampling and sample reduction
GB/T 6379.1 Accuracy(trueness and precision)of measurement methods and results Part 1:General principles and definitions
GB/T 6379.2 Accuracy(trueness and precision)of measurement methods and results-Part 2:Basic method for the determination of repeatability and reproducibility of a standard measurement method
GB/T 6682 Water for analytical laboratory use.Specification and test methods

2008 GB/T 20770-2008 Determination of 486 pesticides and related chemicals residues in grains.LC-MS-MS method
2006 GB/T 19649-2006 Method for the determination of 475 pesticides and related chemicals residues in grains GC-MS method
2005 GB/T 19649-2005 Method for determination of 405 pesticides residues in grains-GC-MS and LC-MS-MS method