11月2日硝酸与tdi商品比价指数为211.75，较昨日上升了2.47点，较周期内高点251.04点（2021-10-08）下降了15.65%，较2020年09月15日低点83.02点上涨了155.06%。(注：周期指2012-01-01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，当天硝酸参考价为3286.67,自2021/10/10起，24天陆续下降了7.85%。当天下游商品tdi参考价为15325.00。
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