4-(2-Pyridylazo)resorcinol monosodim salt monohydrate 99+%

Supplier: Thermo Scientific Chemicals
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Synonyms: PAR monosodium salt monohydrate, 4-(2-Pyridylazo)resorcinol monosodium salt monohydrate, PAR

17632-0050 17632-0250 17632-1000
TS17632-0050EA 134 USD
TS17632-0050 TS17632-0250 TS17632-1000
4-(2-Pyridylazo)resorcinol monosodim salt monohydrate 99+%
4-(2-Pyridylazo)resorcinol monosodim salt monohydrate
Formula: C₁₁H₈N₃NaO₂·1H₂O
MW: 255.21 g/mol (237.19 anhy)
Storage Temperature: Ambient
MDL Number: MFCD00150712
CAS Number: 16593-81-0
EINECS: 236-339-8

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Specification Test Results

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

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