o-CRESOLPHTHALEIN (pH Indicator) is supplied by TM MEDIA.o-Cresolphthalein is a reversible pH indicator. The kinetics of the reverse pathway (red-purple to colorless) is slow, thereby making it an appropriate molecule to check flow patterns in ducts with corrugated walls. It is also used for the colorimetric determination of calcium content via the o-cresolphthalein complex method. Binding of calcium to o-cresolphthalein, in the presence of alkaline.

Product features:-

• Molecular Weight - 346.38
• Appearance - White to tan powder
• Solubility - 20 ppm in ethanol yields a clear solution
• Visual pH transition - pH 8.2 (Colourless) - pH 9.8 (Red)
• Storage temperature - Below 30 deg C
• Shelf life - 4 years

Product specifications:-

• Product Name -o-CRESOLPHTHALEIN (pH Indicator)
• Brand Name - TM MEDIA
• Quantity - 5gm
• Catalogue Number - 1811