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CAS RN: 7143-21-7 | Product Number: N0037

β-Naphthol Violet


Purity:
Synonyms:
  • 1-(4-Nitrophenylazo)-2-naphthol-3,6-disulfonic Acid Disodium Salt
Documents:
1G
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Product Number N0037
Molecular Formula / Molecular Weight C__1__6H__9N__3Na__2O__9S__2 = 497.36  
Physical State (20 deg.C) Solid
CAS RN 7143-21-7
PubChem Substance ID 87573447
MDL Number

MFCD00021457

Specifications
Appearance Dark red to Brown powder to crystal
Lambda max. 508.0 to 511.0nm(H2O)
Absorbance(E1%1cm) min. 520(5mg/L, H2O, 508.0 to 511.0nm)
Drying loss max. 10.0 %
Sensitiveness to pass test
Properties (reference)
Maximum Absorption Wavelength 510(H2O) nm
GHS
Related Laws:
EC Number 230-443-7
Transport Information:
HS Number 2927000090
PubMed Literature


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