On October 20th, Shandong Jiachi New Chemical Co., Ltd.'s quote for acetic anhydride is 4050 yuan per ton. The specifications of acetic anhydride include: quality grade: superior product; content of acetic anhydride, %: ≥99%. The validity period of this quote is three days. The provider of the quoted price is Zaozhuang Yitai Energy Technology Co., Ltd.