Sodium Octanoate
C8H15NaO2 -- 166.2 -- 1984-06-1
Action and use: Excipient.
DEFINITION
Sodium octanoate.
Content: 99.0 per cent to 101.0 per cent (anhydrous substance).
CHARACTERS
Appearance: White or almost white, crystalline powder.
Solubility: Very soluble or freely soluble in water, freely soluble in acetic acid, sparingly soluble in ethanol (96 per cent), practically insoluble in acetone.
IDENTIFICATION
A. Chromatograms to pass the test.
B. To 0.2 ml of solution S (see Tests) add 0.3 ml of water. The solution gives reaction of sodium.
TESTS
Solution S: Dissolve 2.5 g in carbon dioxide-free water and dilute to 25 ml with the same solvent.
Appearance of solution: Solution S is clear and colourless.
pH: 8.0 to 10.5 for solution S.
Related substances: To pass the test.
Heavy metals: Maximum 10 ppm.
Water: Maximum 3.0 per cent, determined on 1.000 g.
