On November 17th, Shandong Kailong Chemical Technology Development Co., Ltd.'s quotation for sodium metabisulfite is 2250 yuan per ton. The specification of sodium metabisulfite includes: Usage level: Industrial grade; main content (as Na2S2O5), ω/%, ≥: 96.5. The validity period of this quotation is 3 days. The quoting party is Jian En Chemical (Shandong) Co., Ltd.