Chlorine Trace Analysis in Hydrocarbons Using Multi EA 5100

This technical report details the methodology for analyzing chlorine trace contents in ultrapure aromatic and aliphatic hydrocarbons using the multi EA 5100 system. The document outlines the importance of maintaining ultra-pure conditions in hydrocarbons due to the detrimental effects of chlorine compounds on equipment and product quality. It describes the optimized vertical combustion method combined with coulometric titration as the most effective analysis technique, allowing for detection limits as low as 50 µg/L. The report includes specifics about sample preparation, calibration, and the operational parameters of the analysis system. It also presents results from various hydrocarbon samples, confirming the system's reliability and efficiency in achieving high sample throughput and reproducibility. The multi EA 5100 is positioned as a suitable solution for measuring ultra-trace chlorine concentrations across various hydrocarbon mixtures, highlighting its adaptability for future analytical needs.