Extractive / Insitu Representative sampling Physical Priciples: pressure, temperature, volume, flow, condensation and vaporization, partial pressures, disovled gases, vapor pressure Components: probes, pressure regulators, flow indicators, separators, scubbers, vaporizers, knockout pots, filters, dryers, spargers, pumps, heat tracing Typical Sample Systems: basic single stream, basic multi stream, gas/liquid dead legs Extractive Techniques Permeation Probes Transport Times Corrosion and materials of construction Safety specific to Analyzer Technicians