As of October 22, 2026, according to Chempricehub data calculations, the weekly average profit for phthalic anhydride produced via the ortho-xylene process stood at CNY 340/ton, a decrease of CNY 5/ton from the previous period's average. The average profit for phthalic anhydride produced via the naphthalene process was CNY 532/ton, a decrease of CNY 375/ton from the previous period's average.
Unit: CNY/ton
| Product | Previous Period | Current Period | Change |
|---|---|---|---|
| Phthalic Anhydride (Ortho-Xylene Process) | 345 | 340 | -5 |
| Phthalic Anhydride (Naphthalene Process) | 907 | 532 | -375 |
Data Source: Chempricehub
Sample Description: Phthalic anhydride profit is calculated as the difference between the market price and the production cost of phthalic anhydride.
Chempricehub's profit figures for phthalic anhydride produced via the ortho-xylene process refer to the theoretical gross margin in the Jiangsu region. Data is collected on Thursdays of working days and published between 17:00 and 18:00 every Thursday during working weeks.
Chempricehub's profit figures for phthalic anhydride produced via the naphthalene process refer to the theoretical gross margin in the Hebei region. Data is collected on Thursdays of working days and published between 17:00 and 18:00 every Thursday during working weeks.
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