On November 27, the domestic price for white carbon black is 7,000 yuan/ton. The specifications of white carbon black are: usage level: rubber grade; production technology: precipitation method; SiO2 content: ≥%: 90; pH value: 5.0-8.0; specific surface area m2/g: 161-190; The validity period of the quoted price is 3 days. The quote provider is Shandong Longhui Chemical Co., Ltd.