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CAS RN: 69-78-3 | Product Number: D0944

5,5'-Dithiobis(2-nitrobenzoic Acid) [for Determination of SH groups]


Purity: >98.0%(T)(HPLC)
Synonyms:
  • Bis(3-carboxy-4-nitrophenyl) Disulfide
  • DTNB
  • Ellman's Reagent
Documents:
1G
£13.00
Contact Us ≥20 
5G
£26.00
6   ≥20 
25G
£121.00
Contact Us ≥20 

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Product Number D0944
Purity / Analysis Method >98.0%(T)(HPLC)
Molecular Formula / Molecular Weight C__1__4H__8N__2O__8S__2 = 396.34  
Physical State (20 deg.C) Solid
Condition to Avoid Heat Sensitive
CAS RN 69-78-3
Reaxys Registry Number 1896821
PubChem Substance ID 87567535
SDBS (AIST Spectral DB) 460
Merck Index (14) 3551
MDL Number

MFCD00007140

Specifications
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)
Properties (reference)
GHS
Pictogram Pictogram
Signal Word Warning
Hazard Statements H315 : Causes skin irritation.
H319 : Causes serious eye irritation.
Precautionary Statements P264 : Wash skin thoroughly after handling.
P280 : Wear protective gloves/ eye protection/ face protection.
P302 + P352 : IF ON SKIN: Wash with plenty of water.
P337 + P313 : If eye irritation persists: Get medical advice/ attention.
P362 + P364 : Take off contaminated clothing and wash it before reuse.
P332 + P313 : If skin irritation occurs: Get medical advice/ attention.
Related Laws:
EC Number 200-714-4
RTECS# DG9650000
Transport Information:
HS Number 2930909899
PubMed Literature


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