Recently, the Chinese acetic acid market has been supported by dual favorable factors: rising methanol prices and low inventories of enterprises. Market participants have a strong sentiment for price increases, and quotations have been continuously rising. According to the analysis of the average difference system, the current acetic acid price is in a pattern of more frequent oscillations and retracements. The 60-day cycle price is already at a high level, and in the short term, there is a need to be cautious about the risk of a pullback after a sharp rise. However, with low inventories, the downward space is limited.
I. Data Description
The most recent available data is up to September 16, 2026. It is recommended to refer to real-time data.
II. Table of Mean Difference Changes
| Average Difference Type | Value as of 2026.09.16 | Value as of 2026.09.15 | Direction of Change |
|---|---|---|---|
| 5-day Average Difference (D5) | 161.33 | 154.67 | + |
| 10-day Average Difference (D10) | 134.33 | 143.67 | - |
| 20-day Average Difference (D20) | 224.84 | 211.00 | + |
III. Signal State Determination
The current combination of mean difference changes is (+, -, +), which constitutes a pullback (slightly bullish) signal.
IV. Conclusion on Trend Directions
The current trend in acetic acid prices in China is judged to be fluctuating. Reason: The directions of the three average differences compared to the previous day are not entirely consistent, and do not meet the criteria for a clear upward or downward trend. The fluctuation is characterized by more retracements.
V. Positional Spatial Reference
Acetic acid 60-day cycle price is at the 5th level (high), 3-month cycle price is at the 5th level (high), and 1-year cycle price is at the 4th level (mid-high). The short-term upward potential is limited, but with low inventory and cost support, the downward potential is also small.
VI. Recent Spot Market Dynamics in China
On September 14, 2026, the acetic acid price in Jiangsu region was around 3975 CNY/ton, with an increase of 25 CNY/ton; the acetic acid price in Zhejiang region was around 4175 CNY/ton for self-pickup, with an increase of 25 CNY/ton; Shandong Hualu Hengsheng's acetic acid bulk price was 4080 CNY/ton, with a cumulative increase of 180 CNY/ton; the delivered price in the surrounding areas of North China was around 3800 CNY/ton, with an increase of 100 CNY/ton; the factory price in South China was around 4050 CNY/ton for self-pickup, with an increase of 100 CNY/ton. 2. Currently, the inventory of acetic acid enterprises in China is generally low, with strong support from raw material methanol. Downstream purchases are following demand, and industry players have a strong intention to raise prices, leading to a continued upward trend in quotations.
VII. Upstream and Downstream Industry Chain Reference
Upstream products: Carbon monoxide, methanol Downstream products: dipropylene glycol methyl ether acetate, ethylene glycol diacetate (EGDA), anhydrous sodium acetate, propylene glycol methyl ether acetate, isopropyl acetate, butyl acetate, PTA, and dozens of other chemicals.
Eight, Price Trend Chart of the Past Year in China
IX. Risk Warning
The above analysis is for reference only and does not constitute trading advice.
