9月29日焦亚硫酸钠与己内酰胺商品比价指数为121.71，较昨日上升了1.83点，较周期内高点125.88点（2020-04-07）下降了3.31%，较2021年03月02日低点70.35点上涨了73.01%。(注：周期指2019-01-01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，当天焦亚硫酸钠参考价为3300.00,自2020/8/4起，422天陆续上涨了138.555%。当天下游商品己内酰胺参考价为15950.00。
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