Styrene distillation efficient inhibitor is a water-based inhibitor used in the production process of styrene, which can prevent free radicals from initiating polymerization reactions. Mainly used in distillation pipelines, dehydration condensers, exhaust compressors, and separators. It can be used alone or in combination with other inhibitors.

HPHA recommends adding 130-200ppm;

The recommended dosage for HPIPHA is 150-300ppm. HPIPHA is a derivative of IPHA, and its structural formula is shown in the following figure.