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3,3',5,5'-tetrametilbenzidina ≥99%, Sigma-Aldrich®

Fornecedor: Merck


Nível de qualidade M-Clarity™ = MQ200

860336-100MG 860336-1G 860336-25G
SIAL860336-100MGEA 31.7 EUR
SIAL860336-100MG SIAL860336-1G SIAL860336-25G
3,3',5,5'-tetrametilbenzidina ≥99%, Sigma-Aldrich®
3,3',5,5'-tetrametilbenzidina

3,3′,5,5′-Tetramethylbenzidine (TMB) is a noncarcinogenic substitute (Ames test negative) for benzidine suitable as peroxidase substrate for use in ELISA procedures.


The substrate produces a soluble end product that is pale blue in color and can be read spectrophotometrically at 370 or 620-650 nm. The TMB reaction may be stopped with 2 M H2SO4 (resulting in a yellow color), and read at 450 nm. A sensitive and specific reagent for the detection of blood, assay of hemoglobin, assay of peroxidases.

Fórmula: C₁₆H₂₀N₂
Ponto de ebulição: 402 °C (1013 hPa)
Ponto de Fusão: 166…170 °C
Temperatura de Armazenamento: Ambiente
Número MDL : MFCD00007748
Número CAS: 54827-17-7
EINECS: 259-364-6

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