On October 13, Tangshan Huayi Industrial Co., Ltd.'s quotation for顺酐 is 6,300 yuan/ton. The specifications of the 顺酐 are: grade: premium quality; content of 顺酐: ≥99.5%; process: benzene oxidation method. This quotation is valid for 3 days. The provider of this quotation is Jinan Aocheng Chemical Co., Ltd.