October 24, Shouyang Tianchuang Chemical Co., Ltd.'s quote for sodium metabisulfite is 2000 yuan/ton. The specification of sodium metabisulfite includes: Usage level: Industrial grade; main content (calculated by Na2S2O5), ω/% ≥: 96.5. The validity period of this quote is three days. The provider of the quoted price is Jinan Jinhao Chemical Co., Ltd.