Blu di bromotimolo sale sodico, in polvere, Sigma-Aldrich®
Fornitore: 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
Bromothymol Blue sodium salt has been used as a pH indicator in the yeast growth media (YPD, yeast extract peptone dextrose).
- Bromothymol Blue is a pH indicator which changes color from yellow (pH 6.0) to blue (7.6)
Formula:
C₂₇H₂₇Br₂NaO₅S Peso molecolare: 646,37 g/mol Punto di fusione: >200 °C Temperatura di stoccaggio: Room Temperature |
MDL Number:
MFCD00077263 CAS Number: 34722-90-2 EINECS: 252-169-7 |
Risultati del test di specificazione
Appearance (Form) | Powder |
Infrared spectrum | Conforms to Structure |
Visual Interval pH 6.0 = Yellow to Yellow-Green |
Pass |
Visual Interval pH 7.6 = Blue |
Pass |
Recommended Retest Period | 2 Years |
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