Thymol blue sodium salt in ACS Reagent grade water 95% (dye content), Sigma-Aldrich®
Supplier: SIGMA-ALDRICH MICROSCOPY
Synonyms:
Sodium hydrogen 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis[5-methyl-2-(1-methylethyl)phenolate] S,S-dioxide, Sodium 4-(3-(4-hydroxy-5-isopropyl-2-methylphenyl)-1,1-dioxido-3H-benzo[c][1,2]oxathiol-3-yl)-2-isopropyl-5-methylphenolate, Thymol blue water soluble, Thymol Blue sodium
M-Clarity™ quality level = MQ200
861367-25G
861367-5G
861367-25GEA
103
GBP
861367-25G
861367-5G
Thymol blue sodium salt in ACS Reagent grade water 95% (dye content), Sigma-Aldrich®
Thymol blue sodium salt
Formula:
C₂₇H₂₉NaO₅S MW: 488,58 g/mol Melting Pt: 283 °C Density: 1,19 g/cm³ (20 °C) Storage Temperature: Room Temperature |
MDL Number:
MFCD00151093 CAS Number: 62625-21-2 EINECS: 263-650-6 |
Specification Test Results
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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