Reichardt′s dye 90% (dye content)

Leverandør: SIGMA ALDRICH MICROSCOPY


M-Clarity™ quality level = MQ100

272442-1G 272442-250MG
272442-1GEA 3500 NOK
272442-1G 272442-250MG
Reichardt′s dye 90% (dye content)
Reichardt′s dye

Reichardt′s dye belongs to the class of azo merocyanine dyes. Reichardt′s dye, also known as ET(30) or pyridinium N-phenoxyde betaine dye is a highly solvatochromic betaine dye useful for determining solvent polarity effects. It plays an important role as a probe of solvent polarity in biological systems and on surfaces. Reichardt’s dye, a solvatochromic betaine dye has been used for the determination of solvent polarity.

Formel: C₄₁H₂₉NO
Smeltepunkt: 271,..275 °C (lit.)
Lagringstemperatur: Room Temperature
MDL nummer: MFCD00013355
CAS-nummer: 10081-39-7
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Spesifikasjon Testresultater

Appearance (Colour) Dark Blue to Black
Appearance (Form) Powder
Infrared spectrum Conforms to Structure
Wavelength, c = 0.008g/L: Methanol 304 - 308 nm
Extinction Coefficient ≥35000
Carbon 79.40 - 99.10%
Nitrogen 2.10 - 2.80%

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