On May 5th, Sinopec Yangtze Petrochemical Co., Ltd.'s quoted price for butadiene is 9000 yuan/ton. The specifications of butadiene are: grade: premium grade; content,%: ≥ 99.5. The validity period of this quoted price is 3 days. The provider of the quoted price is Sinopec Yangtze Petrochemical Co., Ltd.