(美元/吨) 纯苯 价差 甲苯
H2 Aug: 1156.00 44.00 1112.00
H1 Sep: 1156.00 44.00 1112.00
H2 Sep: 1153.00 40.00 1113.00
H1 Oct: 1143.00 29.00 1114.00
H2 Oct: 1134.00 19.00 1115.00