5,5'-Dithiobis(2-nitrobenzosyre) 99%
Glass bottle, 25 g
Supplier: Thermo Fisher Scientific
5,5'-Dithiobis(2-nitrobenzosyre) 99%
Catalog # ACRO117540250
Supplier: Thermo Fisher Scientific
CAS Number: 69-78-3
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Product Details & Documents
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
- Molecular Weight:396.36 g/mol
- Melting Pt:240…245 °C (dec.)
- Storage Temperature:Køleskab
- EINECS:200-714-4
Documents
Specifications
Specification Test Results
- Appearance:Off-white to yellow Crystalline powder
- Infrared spectrum:Conforms
- Melting point:240 to 245 °C
- Loss on drying:≤0.5 %
- Titration with NaOH:≥98.5 %
- Sulfate (SO4):≤0.005 %
- Ammonium (NH4):≤0.003 %
- Barium (Ba):≤0.005 %
- Calcium (Ca):≤0.01 %
- Iron (Fe):≤5 ppm
- Manganese (Mn):≤5 ppm
- Potassium (K):≤0.005 %
- Sodium (Na):≤0.005 %
- Strontium (Sr):≤0.005 %
- Heavy metals (ICP-OES):≤5 ppm
- Insoluble matter:≤0.005 %
Specifications
- Pakning:Glass bottle
- Pakn:25 g
Specifications
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