The two process routes that are used for styrene manufacturing are dehydrogenation and coproduction with propylene oxide. Nearly 90 % of styrene production utilizes dehydrogenation, mainly because of its simplicity and cost-effectiveness.
Vaisala K-PATENTS® Process Refractometer PR-43-GP is used to measure the final product concentration. It is installed in the long pipe, after the styrene finishing column.
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