Thymol blue sodium salt in ACS Reagent grade water 95% (dye content), Sigma-Aldrich®

Supplier: SIGMA-ALDRICH MICROSCOPY


M-Clarity™ quality level = MQ200

861367-25G 861367-5G
861367-25GEA 149 EUR
861367-25G 861367-5G
Thymol blue sodium salt in ACS Reagent grade water 95% (dye content), Sigma-Aldrich®
Thymol blue sodium salt
Formula: C₂₇H₂₉NaO₅S
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
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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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