The function of the detector for preparative work is not to measure the quantity of compounds in the mixture but to help the operator (or an automated system) to determine when the various compounds are being eluted from the column and when the trap selection valves must be operated.

Any detector used in analytical GC can be used but the detector of choice is the thermal conductivity detector (TCD) because it is nondestructive and it can be used online in the full carrier gas flow. Other detectors can be installed on a small split line.

Solar Panel Basics

Solar Panel Basics

Global warming is a huge problem which will significantly affect every country in the world. Many people all over the world are trying to do whatever they can to help combat the effects of global warming. One of the ways that people can fight global warming is to reduce their dependence on non-renewable energy sources like oil and petroleum based products.

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