3,3,5,5-四甲基联苯胺(TMB)

发布时间：2025-08-09

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Descriptions

Application3,3`,5,5`Tetramethylbenzidine(TMB)isanoncarcinogenicsubstitute(Amestestnegative)forbenzidinesuitableasperoxidasesubstrateforuseinELISAprocedures.Thesubstrateproducesasolubleendproductthatispaleblueincolorandcanbereadspectrophotometricallyat370or620-650nm.TheTMBreactionmaybestoppedwith2MH2SO4(resultinginayellowcolor),andreadat450nm.Asensitiveandspecificreagentforthedetectionofblood,assayofhemoglobin,assayofperoxidases.

Packaging1,5,25ginglassbtl

100mginglassbtl

安全说明 26-36-36/37
危险品运输编号 UN 2796 8/PG 2
WGK Germany 3
RTECS DV2300000
F 8-10
海关编码 29215990
危险品标志 Xi,Xn
危险类别码 36/38-36/37/38-22

项目 超纯级
纯度Purity >99.0%(HPLC)
外观Appearance 乳白色结晶性粉末
红外光谱鉴别Infrared spectrometry和对照品匹配
熔点Melting point167°C -170°C
干燥失重Loss on drying <0.5 %
硫酸盐Sulfated ash <0.2 %

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