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You are here:Home » Biochemicals » Biochem-Labeling Reagents » WST-3 (4-[3-(4-Iodophenyl)-2-(2,4-dinitrophenyl)-2H-5-tetrazolio]-1,3-benzene Disulfonate)

WST-3 (4-[3-(4-Iodophenyl)-2-(2,4-dinitrophenyl)-2H-5-tetrazolio]-1,3-benzene Disulfonate)


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A highly sensitive tetrazolium reagent (light red) that produces a water-soluble formazan (dark red color).
Catalog #W2010-05
WST-3 formazan l max = 433nm; e= 3.1 x 104
Solubility 10 mg/ml in water
Storage and StabilityMay be stored at RT for short-term only. Long-term storage is recommended at -20°C. For maximum recovery of product, centrifuge the original vial prior to removing the cap.
CAS Number161617-45-4
Molecular FormulaC19H10IN6NaO10S2
Molecular Weight696.34
Important NoteThis product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological. Toxicity and Hazards: All products should be handled by qualified personnel only, trained in laboratory procedures.
Alternate names4-[3-(4-Iodophenyl)-2-(2,4-dinitrophenyl)-2H-5-tetrazolio]-1,3-benzene Disulfonate

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