Acid red 27 ≥85-95% (dye content), Sigma-Aldrich®
Fornitore: SIGMA-ALDRICH MICROSCOPY
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Attenzione
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Synonyms:
Amaranth, Sodium 3-hydroxy-4-((4-sulphonatonaphthalen-1-yl)diazenyl)naphthalene-2,7-disulphonate, Bordeaux S, Food Red No. 2, Azo Rubine S, Wool Red 40 F, Naphthol Red
M-Clarity™ quality level = MQ200
Amaranth has been used as a dye for the microscopic visualization of crop contraction in blowflies. It has been used in the electrophoresis gel to track the migration front of the electrode buffer.
Amaranth is an azo dye which is mainly used in the the beverage and food industries. It is also considered as an endocrine disruptor.
Formula:
C₂₀H₁₄N₂O₁₀S₃ Peso molecolare: 604,46 g/mol Punto di fusione: >350 °C (at 966,25 hPa) Flash Pt: 214 °C (coppa chiusa) Temperatura di stoccaggio: Room Temperature |
MDL Number:
MFCD00004076 CAS Number: 915-67-3 EINECS: 213-022-2 |
Risultati del test di specificazione
Appearance (Colour) | Brown to Red-Brown |
Appearance (Form) | Powder |
Proton NMR Spectrum | Conforms to Structure |
Solubility (Turbidity), 10 mg/ml, H2O | Clear |
Loss on Drying, 3.5 mol/mol | ≤9.4% |
Nitrogen (Dry Basis) | 3.9 - 4.6% |
% Dye content, Dry Basis | 85 - 95% |
Recommended Retest Period | 6 Years |
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