On October 15th, Shijiazhuang Bailong Chemical Co., Ltd.'s quote for anthraquinone was set at 7300 yuan per ton. The specifications of the anthraquinone include: grade: premium quality; purity: ≥99.0%; color (Pt-Co), number: ≤150. The validity period of this quote is three days. The provider of the quoted price is Jinan Aocheng Chemical Co., Ltd.