Diethyl phthalate USP-NF 2.5LT Go Back


: 84-66-2

Molecular Formula

: C12H14O4

Molecular Weight

: 222.24
Description: Colorless, practically odorless, oily liquid.
Solubility: Insoluble in water, miscible with alcohol, with ether and with other usual organic solvents.
Identification by IR: The spectrum of sample should be concomitant with IR spectra of the standard.
Specific gravity (20°C): Between 1.118 to 1.122
Refractive index,20° C: Between 1.500 to 1.505
Acidity: Not more than 0.50ml of 0.1N sodium hydroxide is required for neutralization.
Water: Not more than 0.2%
Residue on ignition: Not more than 0.02%
Assay (Anhydrous basis): 98.0%-102.0%
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