Azomethin H Natriumsalz Hydrat ~95%, Sigma-Aldrich®
Lieferant: SIGMA ALDRICH MICROSCOPY
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Achtung
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Synonyme:
Natriumhydrogen-4-hydroxy-5-(salicylidenamino)naphthalin-2,7-disulfonat Hydrat, 8-Hydroxy-1-(salicylidenamino)naphthalen-3,6-disulfonsäure-6-natriumsalz Hydrat, Azomethine-H Mononatriumsalz Hydrat
M-Clarity™ Qualitätsstufe = MQ200
A3144-1G
A3144-25G
A3144-5G
A3144-1GEA
63.4
EUR
A3144-1G
A3144-25G
A3144-5G
Azomethin H Natriumsalz Hydrat ~95%, Sigma-Aldrich®
Azomethin H Natriumsalz Hydrat
Azomethine-H is used as a color development agent. It is used for the determination of boron, mainly in soil samples. Azomethine-H monosodium salt hydrate has been used for the colorimetric determination of boron in soil and plants.
Formel:
C₁₇H₁₂NNaO₈S₂·xH₂O Molecular Weight: 463,42 g/mol Lagertemperatur: Room Temperature |
MDL:
MFCD00149588 CAS-Nummer: 206752-32-1 EINECS: 227-698-1 |
Spezifikation Testergebnisse
Appearance (Form) | Powder |
Appearance (Colour) | Faint Yellow to Dark Yellow and Faint Orange to Dark Orange |
Solubility (Solvent) | 1N NaOH |
Solubility (Conc) | 49.00 - 51.00 mg/mL |
Solubility (Turbidity) | Clear to Hazy |
Solubility (Colour) | Faint Yellow to Dark Yellow and Faint Orange to Dark Orange |
Purity (TLC) | ≥ 95.00% |
NMR (Solvent) | D2O |
Identity by NMR | Consistent |
NMR (Residual Solvent 1) | E/E |
NMR (% Solvent 1) | ≤ 1.00% |
NMR (Residual Solvent 2) | Acetone |
NMR (% Solvent 2) | ≤ 0.50% |
UV (Solvent) | Water |
UV (Lambda max 1) | 235 - 239 nm |
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