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3-溴-1-(3-氯-2-吡啶基)-1H-吡唑-5-甲酸(吡唑酸)

外觀:白色粉末

含量:98.5%

純度:95%

主要用途:合成氯蟲苯甲酰胺(一種高效且低毒的殺蟲劑)的重要原料。

91视频网站_操b视频在线观看_曰韩无码_欧美一区二区三区精品视频在线

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