商务预报：9月15日至21日生产资料价格略有下降

Price Trends in Various Markets - The national production material market prices decreased by 0.2% from September 15 to 21 compared to the previous week [1] - Basic chemical raw material prices mainly declined, with sulfuric acid and methanol decreasing by 4.0% and 0.2% respectively, while polypropylene remained stable and soda ash increased by 0.3% [1] - Fertilizer prices showed stability with a slight decrease, where urea fell by 0.3% and compound fertilizers remained unchanged [2] - Non-ferrous metal prices experienced a slight decline, with zinc, aluminum, and copper decreasing by 0.6%, 0.1%, and 0.1% respectively [3] - Rubber prices saw a minor decrease, with both synthetic and natural rubber dropping by 0.1% [4] Energy and Coal Prices - Wholesale prices for finished oil products remained stable, with 0 diesel, 92 gasoline, and 95 gasoline showing no significant change from the previous week [5] - Coal prices exhibited slight fluctuations, with thermal coal priced at 759 yuan per ton (up 0.4%), smokeless lump coal at 1136 yuan per ton (stable), and coking coal at 1000 yuan per ton (down 0.1%) [5] Steel Prices - Steel prices experienced a slight increase, with high-speed wire rod, rebar, and hot-rolled strip steel priced at 3567 yuan, 3385 yuan, and 3590 yuan per ton, reflecting increases of 0.6%, 0.6%, and 0.2% respectively [5]