Thymol Blue is a pH indicator, which is yellow/orange at low pH and blue in color at high pH CAS Number: 76-61-9 Visual Transition Interval 1.2 - 2.8, red to yellow (acid range) 8.0 - 9.2, yellow to blue (alkaline range) Melting Point: 221-224 C (dec.)
Molecular Weight:
466.6
Form:
Brownish-green solid
CAS Number:
[76-61-9]
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