A Technical Guide for Static Headspace Analysis, …

← Back to document page

Inside:Basic Principles of HeadspaceAnalysisInstrumentationSystem Optimization(Troubleshooting) Headspace ApplicationsRecommended Headspace AnalysisProductsTechnical GuideA Technical Guidefor Static HeadspaceAnalysis Using e of Cont entsInt roduction ............ ..... ... ..... ... .... . 2Basic Principles of HeadspaceAnalysis ........................................ 3 Partition Coefficient Phase Ratio Combining K and Derivatization/ReactionHeadspace Headspace Sample SizeInstrumentation .......................... 6 Gas-Tight Syringe Injection Balanced-Pressure System Pressure-Loop SystemSystem Optimization(Troubleshooting) ........................ 8 Sample Preparation Sample Via l Sample Vial Heater and Mixer Sampling Transfer Line Injection Port Interfac eHeadspace Applications.

3 Figure 1 Phases of the headspace vial. Equation 1 Partition Coefficient (K) = C s /C g Equation 2 Phase Ratio (β) = V g /V s C s =concentration of analyte in sample phase

  Guide, Phases, Analysis, Headspace, Headspace analysis