2025年中国焦亚硫酸钠行业产业链、供需现状、价格走势、市场规模及未来趋势研判：“量价齐跌”致市场规模萎缩，产能利用率处于较低水平[图]

Core Insights - Sodium metabisulfite (Na2S2O5) is an inorganic compound widely used in food, paper, and chemical industries, characterized by its white or yellow crystalline appearance and strong odor [1][2] - China has become a significant producer of sodium metabisulfite globally, but the market is currently oversupplied, leading to a reduction in production capacity and output [1][10] Industry Overview - The upstream of the sodium metabisulfite industry includes raw materials such as sulfur, soda ash, and caustic soda, while the midstream involves the manufacturing process [5][6] - The downstream applications of sodium metabisulfite are extensive, including its use as a preservative in food, a bleaching agent in the paper industry, and a reducing agent in chemical processes [5][6] Supply and Demand Situation - As of 2024, China's sodium metabisulfite production capacity is projected to be 1.45 million tons, a decrease of 135,000 tons from 2019 [10] - The production output is expected to decline to 455,000 tons in 2024, reflecting a year-on-year decrease of 1.3% [10] - The capacity utilization rate remains low at around 31.4%, indicating significant idle capacity in the market [10] Consumption Trends - The apparent consumption of sodium metabisulfite in China is forecasted to be 440,000 tons in 2024, down 1.8% year-on-year, with domestic consumption accounting for 96.7% of total production [10][11] - The main consumption sectors include basic chemical manufacturing (35%), concrete admixtures (34%), food industry (21%), and mineral flotation (10%) [11] Price Trends - Prices for sodium metabisulfite are expected to decrease in 2024-2025 due to ample inventory and limited new orders, with a projected price of around 2,200 RMB per ton by December 2025 [11] Market Size - The market size for sodium metabisulfite in China is estimated to be approximately 928 million RMB in 2024, reflecting a 10% decline compared to 2023 [11][12] Industry Development Trends - The sodium metabisulfite industry is anticipated to evolve towards greener and more efficient production processes, with increased resource integration and market concentration among leading companies [13]