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Lab Chemicals
pH Indicator (Solid)
THYMOL BLUE SODIUM SALT
THYMOL BLUE SODIUM SALT Extra Pure
Water soluble.
Thymolsulfonphthalein sodium salt
Article No.
06307
Grade
Extra Pure
Purity
CAS No.
62625-21-2
Molecular Formula
C
2
7
H
2
9
NaO
5
S
Molecular Weight
488.58
H.S. Code
2934.9990
Shelf Life
60 Months
MSDS
DE
EN
FR
KO
PT
ES
TH
TR
Certificate of Analysis (COAs)
Physical Properties
Physical state at 20 °C
Solid
Colour
Brown red powder
Odour
Characteristic odour
Melting point/ Freezing point [°C]
284°C
Solubility in water [% weight]
Soluble in water
Packings
5 g
(00005)
Specifications
Appearance
Brown red colored powder
Solubility (0.1% in water)
Clear
pH 1.2 - 2.8
Red to yellow
pH 8.0 - 9.6
Yellow to blue
Loss on drying (at 105°C)
Max 5%
Revision Date :
06-Apr-2021