April 15th News: On April 15th, driven by increased market demand and rising raw material costs, the quoted price for industrial-grade sodium metabisulfite (96.5% purity) in the Shanghai market reached 4,000 RMB/ton, marking an increase of 400 RMB/ton. Inventory levels are approximately at 20%. Chempricehub Analysis of Sodium Metabisulfite, Bull-Bear Score: +2. The article indicates that due to rising market demand and increasing raw material prices, the spot price of sodium metabisulfite has surged by 400 RMB/ton to 4,000 RMB/ton, with inventory levels at only around 20%, reflecting tight supply and strong demand. This directly benefits spot prices, scoring +2 (significant positive impact), as the substantial price increase combined with low inventory levels reinforces bullish market expectations, suggesting a potential continuation of the upward trend in the short term.