On November 4th, the domestic price for white carbon black was quoted at 7000 yuan per ton. The specifications of the white carbon black include: application grade: rubber grade; production process: precipitation method; SiO2 content (%): ≥90; pH value: 5.0-8.0; specific surface area m²/g: 161-190; the validity period of this quote is 3 days. The provider of this quote is Shandong Longhui Chemical Co., Ltd.