Acetone USP-NF/Ph.Eur 25LT Go Back

CASR

: 67-64-1

Molecular Formula

: CH3COCH3

Molecular Weight

: 58.08
Specifications  
Appearance/Description: Transparent, colorless, mobile, volatile liquid, having a characteristic odor. A solution (1 in 2) is neutral to litmus.
Solubility: Miscible with water, with alcohol, with ether, with chloroform, and with most volatile oils.
Appearance of solution: Clear and colorless solution
Identification (By IR): IR Spectra of the sample should be concomitant with IR spectra of the standard
Identification (by Chromatogram): The retention time of the sample corresponds to that of standard obtained in the assay
Identification (Relative density, 20°C): 0.790 - 0.793
Identification (By chemical test 1): An intense red color should produce which becomes violet with the addition of 3.5 mL of acetic acid
Identification (By chemical test 2): A greenish-blue color should produce
Relative density, 20°C: 0.790 to 0.793
Assay (GC): NLT 99.0% on the anhydrous basis
Specific gravity,25°C: NMT 0.789
Non-volatile Residue: 0.004% max
Matter insoluble in water: The solution should be clear
Water: 3g/l max
Reducing substances: The mixture should not be completely decolorised
Acidity or Alkalinity: The solution should be red or orange
Related substances: Impurity A (Methanol): 0.05% v/v max
Related substances: Impurity B (2-Propanol): 0.05% v/v max
Related substances: Impurity C (Benzene): 2 ppm v/v max
Related substances: Any other impurity: 0.05% v/v max
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