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3 cards from this section. Quick, good the night before a test.
Define Thermal Conductivity Detector (TCD).
Think about what thermal conductivity means.
What is the purpose of calibration in TCD?
Why do we need to know the relationship between response and concentration?
What measurement does a TCD primarily rely on?
Consider what a TCD is named after.
Is TCD considered a selective or non-selective detector?
Think about its broad detection capabilities.
In a lab setting, you need to analyze an air sample containing both methane and hydrogen. How would you optimize the use of TCD for accurate readings?
Think about the importance of calibration and chosen carrier gas.
Compare and contrast the use of TCD and ECD for a seminar on environmental analysis; which would you recommend for a study on chlorinated compounds?
Focus on the type of compounds studied and detector capabilities.
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