Chemical Name: Thymol Blue
CAS No.: 76-61-9
Molecular Fomula: C27H30O5S
Molecular weight:?466.59
Appearance:?Dark green to dark brown solid
Assay: ??99%
Chemical Name: Choline dihydrogencitrate salt
CAS No.: 77-91-8
Molecular Fomula: C6H7O7.C5H14NO
Molecular weight:?295.29
Appearance:?White powder or crystal
Assay: ??98.0%