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3.3´-Dichlorobenzidine_标准品;标准物质;标准样品;91-94-1;3,3'-二氯联苯胺;3.3´-Dichlorobenzidine
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3.3´-Dichlorobenzidine

BePure-21873-250mg 91-94-1 250mg {{inventory}} {{goodObj.date}} BePure {{item.norm}} 见证书 2-10℃ and dark 常温运输
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