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3,3',5,5'-Tetramethylbenzidine, 98%, Thermo Scientific Chemicals
Excellent colorimetric substrate for detection of horseradish peroxidase labelled probes; particularly useful in ELISA techniques, blue result can be read spectrophotometrically at 370 or 650 nm3,3',5,5'-Tetramethylbenzidine is used as a clinical reagent for testing blood. It is also a chromogenic substrate which is used in staining procedures in immunohistochemistry. Further, it is used as a visualizing reagent in enzyme-linked immunosorbent assays. In addition to this, it is used as a replacement for carcinogenic compounds such as benzidine and o-phenylenediamine.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Specifications
Melting Point
168°C to 171°C
Quantity
5 g
Beilstein
2808541
Sensitivity
Light and moisture sensitive
Solubility Information
Soluble in ethyl acetate,ethanol,acetone,chloroform,toluene and dimethyl sulfoxide. Insoluble in water.
Formula Weight
240.35
Percent Purity
98%
Chemical Name or Material
3,3',5,5'-Tetramethylbenzidine
Hazard Category
H315-H319-H332-H335-H341
Hazard Statement
GHS H Statement
H302-H315-H319-H335
Harmful if swallowed.
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
Precautionary Statement
P201-P202-P261-P264-P264b-P270-P271-P280-P301+P312-P302+P352-P304+P340-P305+P351+P338-P308+P313-P312-P330-P332+P313-P362-P501c
EINECSNumber
259-364-6
RTECSNumber
DV2300000
TSCA
Yes
Recommended Storage
Ambient temperatures; Store under Nitrogen
RUO – Research Use Only
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