Home / Testing Services / THC Analysis THC Analysis FST uses a Residual Gas Analyzer (RGA) to detect PPM levels of Total Hydrocarbons (THC) in process piping systems. Acceptance Testing Commissioning Contamination Testing & Troubleshooting Failed Systems Gas Chromatography Helium Leak Testing Low PPB/PPT Certification of Bulk Process Gases Moisture & Oxygen Analysis NEBB Cleanroom Certification THC Analysis Trace Gas Testing Value Assessments Water Systems Testing Borescope Inspection Field Installation Inspection NDE/NDT Pedestal Inspections Prefab Inspection & Verification Pressure Decay Remote Analytical Certification Safety Testing Slope Verification Weld Inspection SEMICONDUCTOR LIFE SCIENCES R&D Energy Data Centers