(美元/吨) 纯苯 价差 甲苯
H2 Aug: 1212.00 77.00 1135.00
H1 Sep: 1212.00 77.00 1135.00
H2 Sep: 1186.00 54.00 1132.00
H1 Oct: 1158.00 27.00 1131.00
H2 Oct: 1144.00 15.00 1129.00