Rose Bengal lactone 95%, Sigma-Aldrich®

Lieferant: SIGMA ALDRICH MICROSCOPY

328960-1G
328960-1GEA 131 EUR
328960-1G
Rose Bengal lactone 95%, Sigma-Aldrich®
Rose Bengal lactone
Formel: C₂₀H₄Cl₄I₄O₅
Molecular Weight: 973,67 g/mol
MDL: MFCD00013321
CAS-Nummer: 4159-77-7

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Spezifikation Testergebnisse

Appearance (Colour) Light Red to Red and Pink
Appearance (Form) Powder
Infrared spectrum Conforms to Structure
Wavelength 317 - 323 nm
Extinction Coefficient ≥95000
Extinction Coefficient ≥30000
Extinction Coefficient, c = 0.01 g/L in Methanol + 1 Drop 0.1N NaOH ≥10000
Titration by AgNO3, After Oxygen Combustion 94.5 - 105.5%
Purity (HPLC) ≥94.5%

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