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5,5'-Dithiobis(2-nitrobenzoic Acid)

DTNB; 3-Carboxy-4-nitrophenyl Disulfide; Ellman's Reagent

Used for quantitative determination of thiols and in the chromogenic assay of acetylcholinesterase due to reaction with thiol.
Packaged under nitrogen.

Chemical Formula	C₁₄H₈N₂O₈S₂
Molecular Weight	F.W. 396.34
CAS #	69-78-3

Safety Information
Health Hazard	2
Fire Hazard	1
Reactivity	0

Storage Information

REFRIGERATE: Keep tightly closed.

Chemical information and descriptions have been provided by Spectrum Chemicals.

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D2863-01	5,5'-Dithiobis(2-nitrobenzoic Acid) - 5,5'-Dithiobis(2-nitrobenzoic Acid) - C₁₄H₈N₂O₈S₂ - 1 GM	D2863-01	$185.39
D2863-04	5,5'-Dithiobis(2-nitrobenzoic Acid) - 5,5'-Dithiobis(2-nitrobenzoic Acid) - C₁₄H₈N₂O₈S₂ - 25 GM	D2863-04	$2,306.85
D2863-02	5,5'-Dithiobis(2-nitrobenzoic Acid) - 5,5'-Dithiobis(2-nitrobenzoic Acid) - C₁₄H₈N₂O₈S₂ - 5 GM	D2863-02	$532.19

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