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    ԔϢ:
    Ʒ4,4’-(2-)“
    ӢƷ4,4’-Bis(2-bromoacetyl)biphenyl 
    CAS No. 4072-67-7
    WYʽ
     
     
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    | ˾ | „ | | N۾Wj | “ϵ҂ | ھӆ| ENGLISH
    u澫޹˾ (C)2010  Wj֧ ЇW ȫ򻯹W  • Wվ؈D