Analytical Methods for Agricultural Contaminants

Analytical Methods for Agricultural Contaminants provides proven laboratory practices and methods necessary to control contaminants and residues in food and water. This reference provides insight into good laboratory practices and examples of methods used in individual specialist laboratories, thus enabling stakeholders in the agri-food industry to appreciate the importance of proven, reliable data and the associated quality assurance approaches for end product testing for toxic levels of contaminants and contaminant residues in food. The book offers standard operating procedures and tools for researchers, practitioners and students to confidently engage in using research methods with the aim to control contaminants.

Users in a laboratory setting will find this to be a practical and useful reference on how to detect and control agricultural contaminants for a safe food supply.

Part 1: 1. Introduction to the book of methods 2. General requirements for food safety analysis 3. Setting up a residues laboratory 4. Sampling in the context of food safety 5. Sample preparation and processing 6. Quality assurance and safety control procedures 7. Method validation 8. Uncertainty estimation 9. Choosing the right method for your purpose 10. Integrated analytical approaches for food safety and environmental sustainability Examples of methods for food contaminant analysis

PART II- Methods 1. Pesticide residue determination in fresh fruits and vegetables using ethyl acetate extraction and QuEChERS clean-up 2. Extraction of pesticide residues present in fresh fruits and vegetables using the QuECHERS method 3. Analysis of pesticide residues by HPLC MS/ MS in fresh fruits and vegetables 4. Pesticide residue determination in potato using the dispersive QuEChERS template with ammonium acetate 5. Multiresidue method for pesticides in potato using by QuECHERS and GC-MSD detection 6. Processing and extraction of fruits and vegetables with possible pesticide residue content 7. Determination of selected pesticides in tomato samples by column extraction and gel permeation chromatography clean-up 8. Determination of carbamate pesticides residues in honey by HPLC with post-column derivatization and fluorescence detector (FLD) 9. Determination and confirmation of chloramphenicol in honey, fish and prawns by liquid chromatography–tandem mass spectrometry 10. Determination of avermectins and milbemycin residues in food of animal origin by LC-MS/MS 11. Determination of sulphonamides in eggs by high pressure liquid chromatography detection and diode arrangement (HPLC / DAD) 12. Determination of ractopamine in swine feed by LC-MS/MS 13. Determination of histamine in fish and fish products by capillary zone electrophoresis. Examples of methods for soil and water analysis 14. Determination of carbamates and triazines in soil and sediment samples by high pressure liquid chromatography coupled to mass spectrometry 15. Determination of organophosphorus and other pesticides through ultrasound treatment 16. Determination of selected pesticides by GC-MSD 17. Procedure for extraction of organo phosphate pesticides in water using solid phase extraction 18. Procedure for extraction of organo-chlorinated pesticides in water 19. Determination of organochlorine insecticides and trifluralin in water by GC/MSD 20. Determination of selected pesticides in water by GC-MSD 21. Analysis of residues of glyphosate and aminomethylphosphonic acid (AMPA) in water 22. Determination of nitrate and nitrite in water using unsupressed ion chromatography with UV detection 23. Determination of ammonium in wastewater using unsuppressed ion chromatography with conductivity detection Examples of methods using nuclear and biological approaches 24. Detection of irradiated fat containing foods through the analysis of 2-alkylcyclobutanones using gas chromatography coupled to mass spectrometry 25. Determination of Radon in water 26. Procedure for the generation of adsorption isotherms in soils using radiotracers 27. Effect of pesticides, drugs and chemical compounds on the soil respiration using 14C –glucose as a radiotracer 28. Determination of the mineralization curve of pesticides in soil using a radiometric technique 29. Biomonitoring of water quality using macroinvertebrate as bioindicators 30. Estimation of the bioaccumulation factor of radiolabelled pollutants in compost worms

Scientists, researchers, practitioners and students in food safety, food microbiology, food analysis, food toxicology

• Provides coverage of risk assessment and effective testing technologies
• Presents the most up-to-date information in research sample preparation and method validation to detect chemical residues
• Includes examples of each method for practical application
• Demonstrates proven, reliable research data and the associated quality assurance approaches for end product testing