Product name:Thymol Blue
CAS:76-61-9
Molecular Formula:C27H30O5S
Formula Weight:466.59
Description:
Specification:25g
Thymol blue (thymolsulphonephthalein) is a brownish-green or reddish-brown crystalline powder that is used as a pH indicator. It is insoluble in water but soluble in alcohol and dilute alkali solutions. It transitions from red to yellow at pH 1.2–2.8 and from yellow to blue at pH 8.0–9.6.