On October 10, Ma Lan of Henan Province quoted the price for sodium bicarbonate at 800 yuan per ton. The specifications of sodium bicarbonate are: usage level: food grade; total alkali content (calculated as NaHCO3), w/%, ≥99.0~100.5%. The validity period of this quote is 3 days. The quoting entity is Nanyang Xingke Material Station.