Product Name ::: Phenolphthalein ( White ) IP
CHEMICAL NAME ::: : 3, 3 Bis (p-Hydroxyphenyl) Phthalide
CAS NO. ::: : 77-09-08
MOLECULAR FORMULA : C20H1404
MOLECULAR WEIGHT : 318.32
Description : White crystalline or amorphous Powder odorless or almost odorless
Identification : Dissolve in dilute solution of alkali hydroxides & in hot solution of alkali carbonates forming red solution which is decolorized by dilute acids.
Melting range : 2580C to 2630C
Heavy Metals : N.M.T. 20 ppm
Fluoran : Should comply
Sulphated ash : N.M.T. 0.1 % w/w
Loss on drying : N.M.T. 1.0 % w/w
Assay content as Phenolphthalein (on dried basis) % by mass : 98.0 % & 102.0 % w/w
White crystalline or amorphous powder, A: Dissolves in dilute solutions of alkali Should comply
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