Stampa…

Alizarina 97% (dye content), Sigma-Aldrich®

Fornitore: SIGMA-ALDRICH MICROSCOPY
Pericolo

Synonyms: Alizarin, 1,2-Dihydroxy-9,10-anthraquinone, 1,2-Dihydroxy-9,10-anthracenedione, 1,2-Dihydroxyanthraquinone

M-Clarity™ quality level = MQ200

122777-100G 122777-500G
122777-100GEA 139 EUR
122777-100G 122777-500G
Alizarina 97% (dye content), Sigma-Aldrich®
Alizarina

Alizarin has been used as a biological stain to dye cotton fabrics and is used as standard in UV-visible spectrophotometer.


Alizarin (1, 2-dihydroxyanthraquinone) is an anthraquinone dye and acts as a main chromophore of madder dye. It is used as a dye in the production of lake pigments. Alizarin is a key constituent in extracts of roots of various members of rubiaceae, morinda, gallium, oldenlandia families. It is used a diagnostic assay manufacturing, hematology, histology.

Formula: C₁₄H₈O₄
Peso molecolare: 240,22 g/mol
Punto di ebollizione: 430 °C (1013 hPa)
Punto di fusione: 279,..283 °C
Densità: 1,54 g/cm³ (20 °C)
Temperatura di stoccaggio: Room Temperature
MDL Number: MFCD00001201
CAS Number: 72-48-0
EINECS: 200-782-5
Merck Index: 13,00246
https://digitalassets.avantorsciences.com/adaptivemedia/rendition?id=4380c49ce346457267379c6e7651572087bdd9d2&vid=e91bee26268f35f0da9de9d1b413f2940e15106f&prid=web&clid=SAPDAM

Visualizza i codici

Risultati del test di specificazione

Infrared spectrum Conforms to Structure
Wavelength c = 0.01 g/L; 0.1 N Sodium Hydroxide 606 - 612 nm
Extinction Coefficient ≥13000
Wavelength 227 - 233 nm
Carbon 67.6 - 72.5 %
TLC Consistent with Past Lots
Solubility (Turbidity) Clear to Turbid
Solubility (Colour) Purple to Very Dark Purple
Visual Interval pH 5.5 = Yellow Pass
Visual Interval pH 6.8 = Red Pass

Learn more

About VWR

Avantor is a vertically integrated, global supplier of discovery-to-delivery solutions for...

Informazioni About VWR