ISO 4718:1981
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Oil of lemongrass (Cymbopogon flexuosus)
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
25-02-2019
English, French
01-04-1981
The Standard specifies the following characteristics of the oil. Appearance: Clear, mobile liquid. Colour: Pale yellow to yellowish brown. Odour: Characteristic, resembling that of citral. Relative density at 20/20 C: 0,885 - 0,905. Refractive index at 20 C: 1,4830 - 1,4890. Optical rotation at 20 C: Range from - 3 to + 1 . Miscibility with 70 % (V/V) ethanol at 20 C: 1 : 3. Carbonyl value: Minimum 268 (corresponding to 73 % of carbonyl compounds, expressed as citral). Residue from vacuum distillation: Maximum 10 % (m/m).
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