Price Trends

On September 10, 2026, the melamine market trend was volatile. The moving averages for 5-day, 10-day, and 20-day periods showed inconsistent directions of change, sending out a warning signal of stagnation. The ex-factory quoted prices from mainstream manufacturers ranged between 5,900 and 6,050 CNY per ton, with a slight upward adjustment recently. In the long term, prices remain at a mid-to-low level, while in the short term they are positioned at a mid-to-high level.

• Melamine market
• price fluctuation
• stagnation warning
• market analysis

On September 8, 2026, the heavy soda ash market in China showed a volatile but generally positive trend. The 5-day and 10-day moving average differences remained unchanged, while the 20-day moving average difference narrowed, indicating strong support at lower levels. The current price is at a low level, with limited room for further decline, and subsequent demand-side benefits will enhance the upward flexibility.

• Heavy-grade soda ash
• market analysis
• volatile with a bullish bias
• anti-decline alert

On September 9, Brent crude oil futures broke through the $100 per barrel mark The escalation of US-Iran tensions has driven up the geopolitical risk premium, while tightening supply and demand have pushed oil prices to their highest level since late May The refined oil market showed clear divergence: heating oil prices surged sharply, while gasoline prices saw a modest pullback The EIA raised its oil price forecasts for this year and next year

• Crude oil prices rise
• geopolitical conflicts
• tight supply-demand dynamics
• declining inventories

On September 10, 2026, methanol prices showed a high-level, volatile, and bearish trend, triggering a stagnation-warning signal. In the short term, upward momentum is insufficient, and downward correction pressure is building. Current prices are in a high-range, with limited room for further increases. The combination of moving average divergence directions is (+, -, +), indicating that the short-term trend is one of volatility.

• Methanol market
• high-level fluctuation
• stagnation warning
• average difference analysis

On September 9, 2026, the MTBE market showed a weak rebound pattern, with short-term trends remaining volatile and tilted toward the bearish side. Although the 5-day moving average difference rebounded on a single day, the 10-day and 20-day moving averages continued to decline, limiting the overall upside potential and increasing the risk of a pullback from higher levels.

• MTBE market
• weak rebound
• volatile with a bearish bias
• risk of correction from high levels

On September 10, 2026, the MTBE market showed volatile but generally strong trends, yet faced downward pressure Chinese manufacturers raised their quotes, and rising prices in Asian spot markets provided support; however, high prices across multiple timeframes led to insufficient downstream acceptance, limiting short-term upside potential and increasing the risk of chasing higher prices

• MTBE market
• fluctuating with a strong bias
• high position risk
• weak rebound

On September 9, 2026, palm oil prices showed a clear upward trend. The D5, D10, and D20 indicators all increased positively, confirming a clear bullish signal. Currently, prices are in a high-range, leaving limited room for further increases.

• Palm oil
• clearly rising
• mean difference method
• high-range interval

On September 8, 2026, the PTA market showed a volatile and bearish trend. The 5-day, 10-day, and 20-day moving averages exhibited inconsistent directions, sending out a warning signal of stagnation. PTA prices remain at high levels with limited room for further increases, making a pullback more likely.

• PTA market trend
• fluctuating trend
• stagnation warning
• high-level risk

On September 9, 2026, the polyester staple fiber market showed a volatile trend. The current combination of average price changes (+, -, +) indicates a warning signal of stagnation. On September 8, several manufacturers raised their factory prices by 150–200 CNY per ton, with spot quotes ranging from 8,700 to 8,810 CNY per ton. Prices remain at high levels, and there is limited room for further increases.

• Polyester staple fiber
• fluctuating trend
• high price level
• stagnation warning

On September 9, 2026, the acrylonitrile market clearly showed a downward trend. The average price differences for the 5th, 10th, and 20th were all negative. Several manufacturers lowered their listed prices, while industry operating rates rebounded and supply increased, further supporting the downward trend. In the short term, upward and downward price fluctuations are balanced, but in the long term, the upside potential is limited, whereas there is considerable room for downside movement.

• Acrylonitrile
• price decline
• market analysis
• chemical industry

As of September 8, 2026, the HDPE market in China has shown a fluctuating trend. The 5-day and 10-day average differences have decreased, while the 20-day average difference has increased, indicating a deep correction signal. Prices are at high levels across all periods, with limited room for further increases. It is recommended to monitor real-time data changes.

• HDPE market
• fluctuating trend
• deep correction signal
• high position restriction

As of September 9, 2026, PC market data shows that the current price trend is volatile. The combination of moving average differences (–, –, +) indicates that the market is in a deep correction phase, with limited room for short-term gains and still some potential for longer-term volatility. This analysis is for reference only and does not constitute trading advice.

• PC market trend
• fluctuating trend
• deep correction
• average difference analysis

In early September, the rubber industry chain in China saw an overall increase due to a strong rise in costs, with the price of butadiene increasing by 750%, driving up the price of synthetic rubber However, the recovery in terminal demand was limited, and acrylonitrile was the only product that weakened

• Rubber industry chain
• rising costs
• diverging supply and demand
• weakening acrylonitrile.

On September 8, 2026, the Chinese styrene-butadiene rubber (SBR) market was operating at high levels, with major manufacturers raising their factory prices. However, the indicators showed a deep correction phase, with a trend of fluctuation. In the Jiangsu and Zhejiang regions, the quoted prices were between 15,900 and 16,200 CNY per ton. The cost support was strong, but there was a need to be cautious of the risk of a high-level correction.

• Styrene-butadiene rubber
• market analysis
• prices fluctuating at high levels
• strong cost support

On September 8, 2026, the caustic soda price showed a fluctuating trend. Due to being at a cyclical low, the downward space is limited. The short-term trend is fluctuating, with prices in the low to mid-low range for the 60-day, 3-month, and 1-year cycles. The above analysis is for reference only and does not constitute trading advice.

• Caustic soda
• volatile trading
• low prices
• anti-decline alert

On September 8, 2026, the cyclohexanone market showed a volatile trend. Market prices experienced some fluctuations but remained generally stable, with a clear tug-of-war between supply and demand. For detailed information on specific average price changes, please refer to the table data.

• Cyclohexanone
• Market Trend
• Fluctuating Operation
• Chemical Raw Material

On September 7, 2026, the hydrofluoric acid market continued its strong, consolidating trend with a predominantly bullish and volatile pattern, and prices remained at their highest level for the year. The 5-day and 10-day moving averages were flat, while the 20-day moving average saw a slight decline. Rising prices of upstream fluorite provided cost support, and the supply-demand balance remains stable. It is expected that the market will continue to fluctuate at high levels in the short term.

• Hydrofluoric acid market conditions: volatile consolidation
• trading at high levels
• cost support

On September 8, 2026, the spot price of DOP in China continued to rise, but the combination of price differences (+, -, +) showed a warning signal of stagnation. The current DOP price is at a one-year high, with limited room for further increases, and there is a need to be cautious about the risk of a pullback. Upstream raw materials, such as 2-ethylhexanol and phthalic anhydride, are at high prices, supporting the cost.

• DOP market conditions
• stagflation warning
• high prices
• cost support

On September 9, 2026, aniline prices showed a clear downward trend. The 5-day, 10-day, and 20-day moving averages all posted negative values, and several companies have lowered their factory prices by 400 CNY per ton. Fundamentals are supporting the downward pressure on prices. Currently, prices are at a high level, leaving ample room for further decline.

• Aniline Market Trends
• Price Decline
• Average Deviation Method
• Principles of Commodity Pricing

On September 7, 2026, the propylene oxide market in China showed a divergent trend with a 5-day average difference declining and 10-day and 20-day average differences rising, forming a (-, +, +) bullish signal. The current situation is one of strong consolidation and a slightly bullish fluctuation pattern, with limited short-term upside potential and balanced long-term price movements. With prices at a high level, it is recommended to operate with caution.

• Propylene oxide
• Market analysis
• Volatile with a bullish bias
• Strong consolidation