Bromtymolblått natriumsalt in ACS Reagent grade water, Sigma-Aldrich®
Leverantör: SIGMA-ALDRICH MICROSCOPY
Synonyms:
Sodium α-(3-bromo-5-isopropyl-4-oxo-2-methyl-2,5-cyclohexadienylidene)-2-(3-bromo-4-hydroxy-5-isopropyl-2-methylphenyl)toluenesulphonate, Bromothymol blue water soluble, Sodium 2-bromo-4-(3-(3-bromo-4-hydroxy-5-isopropyl-2-methylphenyl)-1,1-dioxido-3H-benzo[c][1,2]oxathiol-3-yl)-6-isopropyl-3-methylphenolate
M-Clarity™ quality level = MQ200
114421-25G
114421-5G
114421-25GEA
1270
SEK
114421-25G
114421-5G
Bromtymolblått natriumsalt in ACS Reagent grade water, Sigma-Aldrich®
Bromtymolblått natriumsalt
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
Formel:
C₂₇H₂₇Br₂NaO₅S MW: 646,37 g/mol Smältpunkt: >200 °C Storage Temperature: Omgivande |
MDL Number:
MFCD00077263 CAS nummer: 34722-90-2 EINECS: 252-169-7 |
Specifikation testresultat
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 | ≥13000 |
Wavelength | 305 - 309 nm |
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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