4-(2-Pyridylazo)resorcinol monosodim salt monohydrate, Sigma-Aldrich®
Supplier: SIGMA-ALDRICH MICROSCOPY
Synonyms:
PAR monosodium salt monohydrate, 4-(2-Pyridylazo)resorcinol monosodium salt monohydrate, PAR
M-Clarity™ quality level = MQ200
4-(2-Pyridylazo)resorcinol monosodium salt is a chromophoric indicator and chromogenic chelator employed for the spectrophotometric determination of several metal ions.
4-(2-Pyridylazo)resorcinol monosodium salt hydrate has been used in the preparation of titanium reagent for the spectrometric measurement of hydrogen peroxide (H₂O₂) and superoxide anion (O₂•-). It is also suitable to measure the concentration of Zn²⁺, Zinc transition metal ions.
Formula:
C₁₁H₈N₃NaO₂·1H₂O MW: 255,21 g/mol (237,19 anhy) Storage Temperature: Room Temperature |
MDL Number:
MFCD00150712 CAS Number: 16593-81-0 EINECS: 236-339-8 |
Specification Test Results
Purity (HPLC area %) | ≥ 97.5 % |
Water | 4 - 10 % |
Infrared Spectrum | Conforms to structure |
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