Products / pH Indicators

p-XYLENOL BLUE Print Download

C.A.S. No. 125-31-5
M.F. C23H22O5S
M.W. 410.49gm/mole

Specifications:

Dye Content (by Spectrophotometry) >90%
Solubility 0.1 % (MeOH) Clear solution
Transition range pH 8.0-9.6
Yellow-Blue
Absorption maximum (in MeOH) ?max 424+/-5nm
Absorptivity (A1%/1cm, in MeOH) >200
Loss on drying (110°C) <3%
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