Items
Acceptance criteria
Characters
Description: white, wax-like, plastic solid, having a characteristic odor suggestive of octyl alcohol, but no odor of other solvents.
Solubility:very soluble in solvent hexane; freely soluble in alcohol and in glycerin; sparingly soluble in water
Identification
IR:Concordant with Reference Standard
Tests
Clarity of solution
Dissolve 25 g in 100 mL of alcohol: the solution does not develop a haze within 24 hours.
Water
Not more than 2.0%
Residue on ignition
15.5%~16.5%, calculated on the anhydrous basis.
Heave metals
Not more than 10 ppm
Limit of bis(2-ethylhexyl)
maleate
Not more than 0.4%
Residual solvents
2-Ethyl-l-hexanol : Not more than 0.5%
n-hexane : Not more than 0.029%
Dichloromethane : Not more than 0.06%
Isopropanol : Not more than 0.5%
Methanol : not more than 0.3%
Assay
99.0%-100.5% on the anhydrous basis
