如果企业客服不在线,也可拨打400电话联系。或者发布求购信息
3,3',5,5'-Tetramethylbenzidine Solution 50ug/ml in Acetonitrile
GIBBERELLIC ACID(RG) 标准品
唑啉草酯 BePure-25089
4-iso-Octylphenol-mono-ethoxylate 10 ?g/mL in Acetone
GB/T 11890-1989 8种VOC混标
丹参酮 I 对照品
1.1.1-Trimethylol propane triacrylate (无证书)
丙溴磷 BePure-25173XB-5ml
Diphenylsulfide Kit
吡草醚