On September 7th, the market price of acetic anhydride continued to rise. Supported by strong raw materials, downstream buyers followed up on demand as needed, and industry players were highly optimistic about price increases. The price of acetic anhydride in Shandong region was raised by 100 yuan per ton, with the mainstream negotiated price ranging from 5750 to 6150 yuan per ton, and actual orders shall be subject to negotiations.

On September 6, Shandong Hualu-Hengsheng raised the price of acetic anhydride by 100 yuan/ton, with the bulk water price quoted at 6150 yuan/ton. The actual transaction price is mainly based on negotiations. Raw material acetic acid provides strong support, market sentiment is strongly bullish, and the acetic anhydride market continues to rise.

On September 7th, Shandong Hualu Hengsheng raised the price of acetic acid by 100 yuan per ton. The current bulk water price is 3650 yuan per ton. The manufacturer's inventory is not high, the market sentiment is strongly bullish, downstream demand follows as needed, corporate quotations continue to rise, and actual transaction prices are mainly based on negotiations.

On September 7, 2026, the inventory of zinc futures on the Shanghai Futures Exchange was 91,622 tons, a decrease of 3,745 tons from the previous trading day. Among them, the inventory in Shanghai was 8,662 tons, a decrease of 780 tons; the inventory in Guangdong remained unchanged at 17,343 tons; the inventory in Jiangsu remained unchanged at 5,809 tons; the inventory in Zhejiang remained unchanged at 9,733 tons; the inventory in Tianjin was 50,075 tons, a decrease of 2,965 tons.

On September 7th, the domestic FOB Huangpu Port metallic silicon 441# market saw an upward adjustment. The market price reference for 441# at the FOB Huangpu Port area was around 1360~1390 US dollars per ton, with a price increase of 20 US dollars per ton.

On September 4, the closing prices of the methanol external disk market rose: the CFR Southeast Asia methanol market closed at 543.5-544.5 US dollars per ton, an increase of 2 US dollars per ton. The FOB US Gulf methanol market closed at 133-135 US cents per gallon; the European FOB Rotterdam methanol market closed at 404-406 euros per ton, an increase of 5 euros per ton.

In August, the monthly order volume of iron phosphate products of Xingfa Group approached 18,000 tons, and the overall situation showed both price and volume rising; the average production cost per ton of iron phosphate decreased by 5% year-on-year.

The mainstream quotation range of toluene market in Shandong Province is 7800-7850 yuan/ton, up 20 yuan/ton compared with the previous trading day. Recently, the toluene and xylene markets have adjusted narrowly. International crude oil closed higher overnight, domestic spot supply is tight, and market offers are generally firm. Downstream users have a small number of transactions on rigid demand, and the short-term market will remain high and volatile.

Quotation of spot market traders of various grades of PET (polyester chip for water bottles) on September 7, 2026: (Tax included, ex-factory/ex-warehouse self-pickup, September supply)

Wankai: 8300-8410 yuan/ton, factory area;

Sanhxiang: 8230-8350 yuan/ton, factory area;

Dalian Yisheng: 8270-8450 yuan/ton, factory area;

Hainan Yisheng: 8330-8500 yuan/ton;

China Resources: 8430-8480 yuan/ton;

Sinopec Yizheng: 8280-8300 yuan/ton, factory area.

On September 7, the quotations of MTBE manufacturers in Shandong fluctuated: The MTBE quotations of Shandong Chengtai New Materials and Lihuayi Lijin Petrochemical were raised to 7450 yuan/ton. The MTBE quotation of Sinopec Shengdhua was increased by 50 yuan/ton to 7500 yuan/ton. The MTBE quotation of Dongming Qianhai Chemical was reduced by 200 yuan/ton to 7300 yuan/ton for auction. The MTBE quotation of Shandong Shenchi Chemical was raised by 70 yuan/ton to 7453 yuan/ton for auction.

On September 7, the price of cobalt powder (-200 mesh, -300 mesh) in the Shanghai spot market fell. The quoted price was 400-415 yuan per kilogram, with an average price of 407.5 yuan per kilogram, which was 2.5 yuan per kilogram lower than the previous trading day.

On September 7th, the quoted prices of sugar enterprises and distributors in Guangzhou stood at 5190-5250 yuan per ton, which was 10 yuan per ton higher than last week's quoted prices. As of the end of July, Guangxi had sold a total of 5.484 million tons of sugar, a decrease of 12,100 tons compared with the same period last year.

On September 7th, the ex-factory price of melamine from Helitai Technology (formerly Shandong Union) was 6,000 yuan per ton, an increase of 50 yuan per ton compared with the previous quotation day. The production capacity of this plant is 70,000 tons.

On September 7th, the domestic BDOO market fluctuated on the strong side: The BDO market in East China operated on the strong side. In the short term, the supply side still provides support, and goods-holding manufacturers continue to support the market. Downstream contracts follow up, with spot small orders trading at high levels but increasing resistance, leading to the market fluctuating on the strong side. The BDO market in South China is operating firmly. Currently, the supply and demand sides provide relatively strong support, goods-holding manufacturers continue to support the market, and the market center of gravity fluctuates on the strong side. However, downstream resistance to high prices has increased, and trading at high prices is limited.

On September 7th, the overall market of nitric acid saw tight supply in stages. The mainstream negotiated average price of 98% concentrated nitric acid was between 1250-1350 yuan per ton, with the price up by 30 yuan per ton.

On September 7th, the ex-factory price of isobutyraldehyde with an annual capacity of 20,000 tons from Hualu Hengsheng Co., Ltd. was 8,100 yuan per ton, which rose by 100 yuan per ton, and the actual transaction price also increased.

On September 7th, the quoted price of dibutyl phthalate (DBP) from Shandong Shengfeng Chemical Co., Ltd. was 9,505 yuan per ton, with an increase of 150 yuan per ton.

On September 7th, Shandong Shengfeng Chemical Co., Ltd. quoted a price of 9,805 yuan per ton for dioctyl terephthalate (DOTP), an increase of 50 yuan per ton from the previous quotation.

International crude oil market prices closed higher on Friday, and refined oil product prices at local refineries in Northeast China fell on September 7. The overall price of 92# gasoline was between 9600-9700 yuan/ton, the price range of 95# gasoline was 9700-9800 yuan/ton, and the quoted price range of diesel was 8600-8700 yuan/ton.

On September 7th, the hydrochloric acid plant of Henin Shenma Chlor-Alkali was operating normally. The manufacturer's quotation for hydrochloric acid: the price of synthetic acid with 31% content is currently quoted at 200 yuan per ton. The manufacturer's sales are acceptable, and the inventory is normal.

On September 7th, the 50,000-ton plasticizer production equipment of Zhejiang Hongbo New Material Technology Co., Ltd. was operating at low load. The ex-factory price of DOTP was 10,100 yuan per ton, an increase of 100 yuan per ton. Downstream procurement enthusiasm was average.

On September 7th, affected by the rising raw material costs and tight supply in some regions, the quoted price of food-grade sodium metabisulfite (96.5% content) in Hunan market was 3,800 yuan per ton, down 100 yuan per ton.

On September 7th, the quoted price of 800 iodine value coconut shell activated carbon produced by Hebei Shunkang was 9400 yuan per ton (ex-factory price including tax), with an increase of 50 yuan per ton. The tight supply of raw materials in Southeast Asia supported the price hike.

The domestic ex-factory reference price of holmium oxide rose by 7500 yuan per ton on September 7, currently quoted at 665000-675000 yuan per ton, with an average price of 670000 yuan per ton.

On September 7th, the 200,000-ton annual capacity plasticizer equipment of Dongying Yimeide Chemical Industry operated normally. The ex-factory price of DOP was 9,750 yuan per ton, up 50 yuan per ton, and the actual transaction price rose.

On September 7th, the 260,000-ton annual capacity plasticizer equipment of Zhenjiang Liancheng Chemical Industry Co., Ltd. operated normally. The ex-factory price of DOP was 10,050 yuan per ton, with an increase of 100 yuan per ton.

On September 7th, the 50,000-ton plasticizer production equipment of Zhejiang Hongbo New Materials Technology Co., Ltd. operated normally. The quoted price of DOP was 10,100 yuan per ton, which increased by 100 yuan per ton.

China's sulfur port inventory (September 7): Total inventory 965,700 tons: 390,000 tons in Fangchenggang Port, 26,000 tons in Beihai Port, 220,000 tons in Zhanjiang Port, 221,200 tons in Zhenjiang Port, 10,000 tons in Nanjing Port, and 86,000 tons in Dafeng Port.

On September 7th, the price of civil liquefied petroleum gas at Qingdao Refining & Chemical Co., Ltd. was raised by 300 yuan/ton to 7,000 yuan/ton. The plant operated normally, with a daily output of about 1,000 tons and controllable inventory.

On September 7th, the latest propylene quotation of Dongying Hualian Petroleum & Chemical Plant Co., Ltd. was lowered. the ex-works price for self-pickup dropped by 400 yuan/ton to 9003 yuan/ton, and the 80,000 tons/year propylene plant operated smoothly.

On September 7th, the latest quotation of propylene from Shandong Haike Chemical Group Co., Ltd. was lowered by 300 yuan per ton to 9,000 yuan per ton. The 60,000-ton-per-year propylene plant operates smoothly and ships goods normally.

On September 7th, the 600,000-ton liquid ammonia plant of Shandong Hualu-Hengsheng operated normally. The price was lowered by 40 yuan today. The current quoted price is 2900 yuan/ton for acceptance, and the cash price is 50 yuan lower. The manufacturer has partial external sales, with a daily sales volume of 900 tons.

On September 7th, Shandong Shuntian's liquid ammonia plant resumed production. The manufacturer lowered the liquid ammonia quotation by 100 yuan today, with the current price at 2550 yuan per ton. The plant has an annual production capacity of 100,000 tons.

On September 7th, Hebei Zhengyuan's liquid ammonia plant is restarting. The manufacturer mainly sells its inventory. Today's quoted price has been reduced by 30 yuan, with the current quoted price at 2670 yuan per ton. The manufacturer partially sells for external markets, with daily sales of 300 tons. The liquid ammonia plant of the manufacturer has an annual capacity of 600,000 tons.

Friday (September 5th) closing situation of the international xylene market: FOB USG September closing price 476.25-476.35 cents per gallon, FOB USG October closing price 476.25-476.35 cents per gallon.

Fluorite market prices in Jiangxi region rose on September 7. At present, the mainstream ex-factory price including tax for 97% wet fluorite powder is 3700-3800 yuan per ton. Downstream demand is generally stable, mainly based on on-demand procurement, and fluorite prices are mainly fluctuating and rising.

On September 7th, the fluorite market in Henan region saw an upward trend. Currently, the mainstream ex-factory tax-included price of 97% fluorite concentrate wet powder is 3700-3800 yuan/ton. The sales situation is average, and the demand has been moderate recently. It is expected that the price will mainly fluctuate in the later period.

Indonesia's palm oil production is expected to fall by 2.9% to 56.8 million metric tons in 2027.

On September 4th, international crude oil futures closed higher. The settlement price of the October contract of US WTI crude oil futures was 91.48 US dollars per barrel, an increase of 0.18 US dollars or 0.2%. The settlement price of the November contract of Brent crude oil futures was 96.28 US dollars per barrel, an increase of 0.76 US dollars or 0.8%.

NEW YORK, Sept. 4 -- Copper futures on the Chicago Mercantile Exchange (COMEX) rose for the second consecutive day on Friday, marking the first weekly gain in three weeks on the weekly chart.

September 4 news from London: Copper futures on the London Metal Exchange (LME) edged closer to their all-time high on Friday, marking the 10th consecutive week of gains, with falling inventories outside the United States underpinning copper prices.

On September 4th, the closing prices of paraxylene markets in Asia dropped by 5 US dollars per ton, settling at 1132-1134 US dollars per ton FOB Korea and 1153-1155 US dollars per ton CFR China.