32750
3,3′-Diaminobenzidine tetrahydrochloride hydrate
for spectrophotometric det. of Se, ≥97.5%
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About This Item
Linear Formula:
C12H14N4 · 4HCl · xH2O
CAS Number:
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
41116105
EC Number:
231-018-9
MDL number:
Quality Segment
assay
≥97.5%
quality
for spectrophotometric det. of Se
technique(s)
UV/Vis spectroscopy: suitable
SMILES string
O.Cl.Cl.Cl.Cl.Nc1ccc(cc1N)-c2ccc(N)c(N)c2
InChI
1S/C12H14N4.4ClH.H2O/c13-9-3-1-7(5-11(9)15)8-2-4-10(14)12(16)6-8;;;;;/h1-6H,13-16H2;4*1H;1H2
InChI key
DXWSCXIZIHILNP-UHFFFAOYSA-N
General description
3,3′-diaminobenzidine-tetrahydrochloride-dihydrate (DAB) is toxic in nature, and is one of the most potent marker being used in immunochemistry, mostly at the electron and light microscope levels.
Application
3,3′-diaminobenzidine-tetrahydrochloride-dihydrate (DAB) was used as a chromogen, for detecting the antigen-antibody complex.
Other Notes
Reagent for the spectrophotometric determination of selenium; Peroxidase stain. Differentiation between two classes of mycobacterial catalase in polyacrylamide electrophoresis gels; Specific indication of hemoproteins in polyacrylamide gels by double staining
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signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Carc. 1B - Eye Irrit. 2 - Muta. 2
Storage Class
6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
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