On August 12, 2026, the phthalic anhydride prices in China showed a fluctuating trend. The mean difference indicator displayed a strong rebound signal, and the current price is in the high range of the 1-year cycle, with limited room for further increase. After some manufacturers resumed production, their quotes were raised, and the market mainly involved small-scale transactions. Specific deals can be discussed in detail.
Phthalic Anhydride Price Analysis Daily Report (2026-08-12)
I. Table of Mean Difference Changes
| Average Difference Type | Today's Value (2026-08-12) | Yesterday's Value (2026-08-11) | Direction of Change |
|---|---|---|---|
| 5-day Average Difference (D5) | -61.67 | -65.01 | + |
| 10-day Average Difference (D10) | -61.66 | -68.33 | + |
| 20-day Average Difference (D20) | -70.83 | -47.5 | - |
II. Signal State Determination
The current combination of mean difference change directions is (+, +, -), which constitutes a strong rebound (bullish, rebound nature) signal.
III. Conclusion on Trend Directions
The price trend is oscillating. Reason: The directions of the three moving average differences (5-day, 10-day, and 20-day moving average differences) are not completely consistent with the previous day, which does not meet the criteria for a clear trend. Therefore, it is determined to be an oscillating market, while also showing strong rebound characteristics favoring an upward trend.
4. Spatial Reference
Phthalic anhydride prices are at the 5th tier (high) of a 1-year cycle, with limited room for further increases.
V. Trend Chart Display
VI. Supplement to Market Dynamics
On August 12, 2026, the 80,000-ton phthalic anhydride plant of Tongling Chemical Industry Group in China resumed operation. The price of phthalic anhydride was quoted at 9,050 CNY per ton, an increase of 50 CNY per ton from the previous day. Small quantities are available for sale, and specific orders can be discussed.
On August 11, Changzhou XinYang's 100,000 tons of phthalic anhydride facility utilization rate was around 50%, with low inventory, and the quotation was 9,100 CNY/ton, a decrease of 50 CNY/ton from the previous day; Zhenjiang Liancheng Chemical's 120,000 tons of phthalic anhydride plant was operating normally, with a quotation of 9,000 CNY/ton, a decrease of 100 CNY/ton from the previous day.
Risk Warning
The above analysis is for reference only and does not constitute trading advice.
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