Bromothymol blue sodium salt in ACS Reagent grade water, Sigma-Aldrich®
Supplier: SIGMA-ALDRICH MICROSCOPY
M-Clarity™ quality level = MQ200
114421-25GEA
122
EUR
114421-25G
114421-5G
Bromothymol blue sodium salt in ACS Reagent grade water, Sigma-Aldrich®
Bromothymol blue sodium salt
Bromothymol blue has been used for freshwater pH measurements over a broad range of buffer intensities.
- pH-indicator
- Used for carbonic anhydrase assay due to the conversion of carbon dioxide to bicarbonate
- Used as a diagnostic assay manufacturing, hematology, histology
Specification Test Results
Appearance (Form) | Powder or Crystals |
Infrared spectrum | Conforms to Structure |
Wavelength c = 0.005 g/L; 0.1 N NaOH | 614 - 618 nm |
Extinction Coefficient | ≥35000 |
Wavelength | 392 - 396 nm |
Extinction Coefficient | ≥8000 |
Wavelength | 305 - 309 nm |
Extinction Coefficient | ≥13000 |
Visual Transition Interval Yellow to Yellow-Green (pH 6.0) | Pass |
Visual Transition Interval Green (pH 6.7) | Pass |
Visual Transition Interval Blue (pH 7.6) | Pass |
Clarity of Solution, c = 0.1%; Water, Clear with only a faint trace of turbidity or insoluble matter | Clear to Very Slightly Hazy |
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