Thymolblau Natriumsalz in ACS analysereinem Wasser 95% (Farbstoffgehalt), Sigma-Aldrich®
Lieferant: SIGMA ALDRICH MICROSCOPY
Synonyme:
Thymolsulfonphthalein Natriumsalz, Natriumhydrogen-4,4'-(3H-2,1-benzoxathiol-3-yliden)bis[5-methyl-2-(1-methylethyl)phenolat]-S,S-dioxid, Thymolblau wasserlöslich
M-Clarity™ Qualitätsstufe = MQ200
861367-25G
861367-5G
861367-25GEA
150
EUR
861367-25G
861367-5G
Thymolblau Natriumsalz in ACS analysereinem Wasser 95% (Farbstoffgehalt), Sigma-Aldrich®
Thymolblau Natriumsalz
Formel:
C₂₇H₂₉NaO₅S Molecular Weight: 488,58 g/mol Schmelzpunkt: 283 °C Dichte: 1,19 g/cm³ (20 °C) Lagertemperatur: Room Temperature |
MDL:
MFCD00151093 CAS-Nummer: 62625-21-2 EINECS: 263-650-6 |
Spezifikation Testergebnisse
Appearance (Colour) |
Conforms to Requirements Red-Brown to Brown or Black |
Appearance (Form) | Powder to Crystalline Powder |
Infrared spectrum | Conforms to Structure |
Wavelength | 298 - 304 nm |
Extinction Coefficient | ≥11000 |
TLC Consistent With 95% Dye Content | Conforms |
Clarity of Solution | Pass |
Visual Interval pH 1.2, Red/Pink |
Pass |
Visual Interval pH 2.2, Orange |
Pass |
Visual Interval pH 2.8, Yellow |
Pass |
Visual Interval pH 8.0, Yellow |
Pass |
Visual Interval pH 8.4, Green |
Pass |
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