5月21日，化学制品板块盘中下跌1.5%，天晟新材领跌12.67%，联创股份、百合花跌超8%，金奥博、北化股份跌超7%。
板块实时资金流向显示，今日超大单净流出1179.07万元，今日小单净流入5.28亿元。
化学制品板块盘中走弱，天晟新材领跌12.67%
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