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2,5-Dichlorobenzenesulfonamide: BD675177720-45-897%; ￥760.01g

3,5-Dichlorobenzenesulfonamide: BD335119797-32-198%; ￥39.01g

N,N-Dichlorobenzenesulfonamide: BD124300473-29-095% HPLC; ￥43.025g

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