5,5'-Dithiobis(2-nitrobenzoic acid) (Ellmans reagent, DTNB) ≥98.0% (by HPLC, titration analysis) for determination of SH groups
Supplier: TCI
Certificates
About this item
Synonyms: DTNB, Ellman's reagent, 3,3'-Dithiobis(6-nitrobenzoic acid), 5,5'-Disulphanediylbis(2-nitrobenzoic acid), 2,2'-Dinitro-5,5'-dithiodibenzoic acid
CAS Number:69-78-3
:
Formula:C₁₄H₈N₂O₈S₂
MDL Number:MFCD00007140
:396.36 g/mol
Merck Index:14,03551
Melting Pt:240…244 °C
EINECS:200-714-4
:GHS07
Storage Temperature:Ambient
Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- Appearance:Light yellow to Yellow powder to crystal
- Purity (HPLC):min. 98.0 area%
- Purity (Neutralization titration):min. 98.0 %
- Absorbance (E1%1cm):max. 5.0 (412.0 nm, buffer sol. pH7.0 phosphate)
Specification Test Results
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