GSP Chemical Industries


Business Type Manufacturer, Supplier
C.A.S. No. 596-27-0
M.F. C22H18O4
M.W. 346.38gm/mole
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Location Anywhere in India

Product Details

Dye Content (by Spectrophotometry)
White-Off white powder
Solubility 0.1% (EtOH)
Clear solution
Transition Range
pH 8.2-9.8 Colorless-Red
Absorption maximum (0.1N NaOH) at ?max
Absorptivity (A1%1cm in 0.1N NaOH at ?max)
Loss On Drying (110°C)

Chemical Name



InChI Key




Solubility Slightly soluble in water; soluble in ethanol

Cresolphthalein is a pH indicator used in titrations. It is insoluble in water but soluble in ethanol.



o-Cresolphthalein due to its sharp and contrasting color change has potential of being used in many consumer products related to sanitation and visual confirmation Hence, the derived applications are in sensors, display device, photoresists, recording materials, imaging materials, authentication system for secure documents, decoder system, lithium cells, electroplating process, inks, markers, toners, correction fluid, paints, adhesives, floor coatings, gas leaking detector for safety in industries, toys, food storage, diapers, determination of calcium, lotions, urine analysis test strips, drugs and blood analysis

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