On October 17, Jinan Aochen Chemical Co., Ltd.'s quote for maleic anhydride is 6700 yuan/ton. The specifications of maleic anhydride are: National standard 99.5% maleic anhydride (solid). The validity period of the quoted price is 7 days. The provider of the quoted price is Shandong Zhongke Taihua New Material Co., Ltd.