4-(2-Pyridylazo)resorcinol ≥98.0% (by HPLC, titration analysis) spectrophotometric reagent for transition metals
Supplier: TCI
Certificates
About this item
CAS Number:1141-59-9
:
Formula:C₁₁H₉N₃O₂
MDL Number:MFCD00006256
:215.21 g/mol
EINECS:214-528-6
UN:2811
ADR:6.1,III
:GHS06
Specification Test Results
- Appearance:Orange to Amber to Dark red powder to crystal
- Purity (HPLC):min. 98.0 area%
- Purity (Nonaqueous Titration):min. 98.0 %
- Sensitiveness:Coloring by copper sulfate solution. Fading by EDTA2Na.