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LC5470 Thymol blue
indicator ACS,Reag. Ph Eur

 

Order number Packaging Quantity Price €
AC32470 Glass bottle 5 g 19.8
AC32470 Glass bottle 25 g 63.45

 

Product information
Grade ACS,Reag. Ph Eur
Synonyms Thymolsulfonphthalein, TB
Hill Formula C27H30O5S
HS Code 2934 99 90
EC number 200-973-3
Molar mass 466.59 g/mol
CAS number 76-61-9

 

Chemical and physical data
Solubility 0.11 g/l (25 °C)
Melting point 221 °C (decomposition)
Molar mass 466.59 g/mol
Bulk density 350 kg/m3

 

Safety information
Storage class 10 – 13 Other liquids and solids
WGK WGK 2 water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

 

Specifications
1st transition range pH 1.2 – pH 2.8 violet red – brownish yellow
2nd transition range pH 7.8 – pH 9.5 greenish yellow – blue
Appearance of solution passes test
Loss on drying (110 °C) ≤ 3 %
Transition range (according to ACS) passes test
Sensitivity test passes test