Thymolphthalein AR 5g
06309-5g

Product Name : THYMOLPHTHALEIN INDICATOR AR 

Code 06309

Lot No. : Sample COA Analyzed On : 28-Feb-2023 Mol. 

Formula : C28H30O4 Mol. Weight : 430.55 

CAS No. : 125-20-2

Specification

1 Appearance White powder 

2 Infrared spectrum Conforms

3 Visual transition interval from pH 8.8 (Colorless) to pH 10.5 (blue) 

4 Absorption maxima 592 - 596 nm