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518-51-4

Name PHENOLPHTHALEIN DISODIUM SALT
CAS 518-51-4
EINECS(EC#) 208-254-6
Molecular Formula C20H12Na2O4
MDL Number MFCD00051414
Molecular Weight 362.29
MOL File 518-51-4.mol

Chemical Properties

Appearance PURPLE CRYSTALLINE POWDER
Melting point  >250°C
solubility  Solubility Soluble in water, ethanol
form  Powder
pka 9.1(at 25℃)
color  Dark purple to dark brown
PH Range Colorless (8.0) to pink (10.0)
λmax 553nm
Major Application Inks, fire-resistant polymers, permanent hair straightener
EPA Substance Registry System 1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxyphenyl)-, disodium salt (518-51-4)

Safety Data

Risk Statements 
Safety Statements 
HS Code  29322985

Hazard Information

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