On November 3, Nanjing Chemical Industry Co., Ltd.'s quote for benzene is 7950 yuan per ton. The specifications of benzene are as follows: mass fraction of benzene/% ≥: 99.4; dry crystal point/℃ ≥: -6.6; moisture mass fraction/% ≤: 0.1. The validity period of the quote is three days. The quote provider is Changzhou Juyun Materials Co., Ltd.