March 19th — According to monitoring: On March 19th, part of the hydrogen peroxide unit at Zhejiang Pinghu Petrochemical was shut down, with an ex-factory price of 800 yuan/ton, indicating a decline in price. Chempricehub analysis of hydrogen peroxide, long-short rating: -1. The partial shutdown of the hydrogen peroxide unit at Zhejiang Pinghu Petrochemical reduces supply, theoretically supporting prices. However, the ex-factory price has dropped to 800 yuan/ton and declined, indicating weak market demand or high inventory pressure, which exerts a bearish impact on spot prices.