The domestically produced sodium bicarbonate, with a price of 2000 Yuan/ton, is available for purchase on November 10. The specifications include: usage level: food-grade; total base content (calculated as NaHCO3), w/% ≥ 99.0~100.5%. The validity period of the offer is 7 days. The supplier is Shandong Zhongke Taihua New Material Co., Ltd.