On December 13, Hubei No.7-8-9 Chemical Co., Ltd. has quoted the price of 1,2-acid at 8,500 yuan per ton. The specification of 1,2-acid is 99.7% min; it is a premium quality product. The validity period for this quotation is 7 days. The quoting entity is Hubei No.7-8-9 Chemical Co., Ltd.