ISO 8901:1987

Oil of bitter orange petitgrain (Citrus aurantium Linnaeus ssp. aurantium)

The Standard specifies the following characteristics of the oil. Appearance: Clear liquid. Colour: Pale yellow to amber-yellow.with a slight blue fluorescence. Odour: Characteristic, ethereal and pleasant. Relative density at 20/20 °C: 0,888 – 0,898. Refractive index at 20 °C: 1,4560 – 1,4720. Optical rotation at 20 °C: – 6 and + 1 . Miscibility with 70 % (V/V) ethanol at 20 °C: 1 : 1,5. Acid value: Maximum 2,0. Ester value: 140 – 217. Chromatographic profile: Typical chromatograms are shown. Flash point: 75 °C.