化工行业周报：本周化工品硫磺、硫酸、合成氨、氯化钾涨幅居前

Investment Rating - The report maintains a "Buy" rating for key companies in the chemical industry, specifically recommending Minsheng Chemical's "Five Tigers": Shengquan Group, Guocera Materials, Guoguang Co., Amway Co., and Polymeric Co. [1][4] Core Insights - The chemical market is active, presenting a favorable time for growth stock allocation. The demand for phosphate fertilizers remains stable, with high prices for phosphate rock expected to continue due to increased entry barriers and a delayed supply release until after 2026. Large phosphate chemical companies with integrated advantages are recommended for investment [1][2] - The report highlights the performance of specific chemical products, with sulfur, sulfuric acid, synthetic ammonia, and potassium chloride showing significant price increases [1][21] Summary by Sections Market Overview - The basic chemical industry index closed at 3470.21 points, down 0.94% from February 21, outperforming the CSI 300 index by 1.28% [10] - Among 462 stocks in the chemical sector, 40% saw weekly gains while 58% experienced declines [16] Key Chemical Sub-Industries - Phosphate Fertilizers: Demand remains stable with high prices expected to persist due to supply constraints [1] - Tire Industry: The operating rate for full steel tires is 68.15%, up 2.7% from the previous week, indicating a recovery in production [34] - Refrigerants: Prices for refrigerants like R22 and R134a are stable, with R134a showing a strong market performance due to tight supply [39][41] Price Trends - The report tracks significant price movements in various chemical products, with sulfur prices increasing by 21% to 1980 yuan/ton, and synthetic ammonia rising by 11% to 2680 yuan/ton [22][24] - Conversely, international gasoline prices fell by 14%, reflecting broader market trends [24] Company Performance Predictions - Guoguang Co. is projected to have an EPS of 0.99 yuan in 2025, with a PE ratio of 13, while Shengquan Group is expected to have an EPS of 1.56 yuan with a PE ratio of 18 [4]