Automated Sample Preparation – Methods for GC–MS and LC–MS de H–J Hübschmann

Automated Sample Preparation – Methods for GC–MS and LC–MS

H–J Hübschmann

Provides the tools and background for implementation of instrumental sample preparation workflow concepts for GC-MS and LC-MS analyses in the laboratory. The analytical advantages of its implementation and operational aspects during sample handling are discussed.

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Cuprins

1. Introduction 2. The Analytical Process 2.1 Laboratory Logistics 3. Workflow Concepts 3.1 Sample Preperation WorkflowDesign 3.2 Instrumental Concepts 3.3 Sample Processing 3.4 Tool Change 3.5 Object Transport 3.6 Vial Decapping 4. Analytical Aspects 4.1 Liquid Handling 4.2 Solid Materials Handling 4.3 Weighing 4.4 Extraction 4.5 Clean-Up Procedures 4.6 Centrifugation 4.7 Evaporation 4.8 Deriatization 4.9 Temperature Control 4.10 Mixing 5. Integration into Analysis Techniques 5.1 GC Volatiles Analysis 5.2 GC Liquid Injection 5.3 LC-GC Online Injection 5.4 LC Injection 6. Solutions for Automated Analysis 6.1 Dilution 6.2 Derivatization 6.3 taste and Odor Compounds Trace Analysis 6.4 Sulfur Compounds in Tropical Fruits 6.5 Ethanol Residues in Halal Food 6.6 Volatile OrgnicCompounds in Drinking Water 6.7 Geosmin in 2-MIB 6.8 Solvent Elution from Charcoal 6.9 Semivolatile Organic Compounds 6.10 Polyaromatic Hydrocarbons in Drinking Water 6.11 Fatty Acid Methylester 6.12 MCPD andGlycidol in Vegetable Oil 6.13 Mineral Oil Hydrocarbons MOSH/MOAH 6.14 Pesticides Analysis - QuEChERS Extract Clean-Up 6.15 Glyphosate, AMPA, and Glufosinate by Online SPE-LC-MS 6.16 Pesticides, PPCPs, and PAHs by Online SPE-Water Analysis 6.17 Residual Solvents 6.18 Chemical Warfare Agents in Water and Soil 6.19 Shale Aldehydes in Beer 6.20 Phthalates in Polymers A. Appendix A.1 Robotic System Control A.2 System Maintenance A.3 Syringe Needle Gage A.4 Pressure Units Conversion A.5 Solvents A.6 Material Resistance