4-(2-Pyridylazo)resorcinol monosodim salt monohydrate 99+%
:16593-81-0
:
:C₁₁H₈N₃NaO₂·1H₂O
:MFCD00150712
:255.21 g/mol (237.19 anhy)
:236-339-8
:GHS07
:Ambient
- Appearance:Orange-brown to brown Crystalline powder
- Infrared spectrum:Conforms
- Water:≤10 % (K.F.)
- Solubility:(0.1 % in water) Clear
- Specific extinction E (1%/1cm):≥1100 (413 nm, water)
- Titration with HClO4:≥99 % (on dry substance)
- Suitability:(for Pb determination) Passes test