[ 948552-24-7] N,N'-DI-(1-NAPHTHALENYL)-N,N'-DIPHENYL-[1,1':4',1'':4''

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品牌:IL

发送询价

[ 948552-24-7] N,N-DI-(1-NAPHTHALENYL)-N,N-DIPHENYL-[1,1:4,1:4,1-QUATERPHENYL]-4,4-DIAMINE