Chengdu Rongjiaxin Chemical Products Co., Ltd.'s quotation for sodium metabisulfite on October 5th is 2400 yuan per ton. The specification of sodium metabisulfite is as follows: Hubei 25 kilograms per piece. The validity period of this quotation is 10 days. Quotation provider: Chengdu Rongjiaxin Chemical Products Co., Ltd.