9月5日混二甲苯与px商品比价指数为99.51，与昨日持平，较周期内高点129.55点（2019-09-29）下降了23.19%，较2019年01月01日低点70.84点上涨了40.47%。(注：周期指2013-01-01至今)
注：本站定义，比价指数为周期内上下游商品每日价格之比的定基指数化结果。
据本站数据，当天混二甲苯参考价为5710.00,自2021/7/14起，54天陆续下降了4.833%。当天下游商品px参考价为7100.00。
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