ISO 3525:1979 pdf download.Oil of amyris.PS:ISO 3525:1979 HAS BEEN REVISED BY ISO 3525:2008.
The Standard specifies the following characteristics of the oil. Appearance: Clear, slightly viscous liquid. Colour: Pale yellow to amber. Odour: Characteristic, woody. Relative density at 20/20 °C: 0,946 – 0,978. Refractive index at 20 °C: 1,5050 – 1,5100. Optical rotation at 20 °C: Range from + 10 to 60 . Miscibility with 90 % (V/V) ethanol at 20 °C: 1 : 1. Acid value: Maximum 3,0. Ester value after acetylation: 180 – 198.
2 REFERENCES
ISO/R 210, Essentia/ oils-.Packing.
ISO/R 211. Essential oils Labelling and marking
containers.
ISO/212, Essential oils- Sampling
ISO/R 279, Determination of the density and relative density of essential oils.
ISO 280. Essential oils -Determination of refractive index
IS0 592. Essential oils Determination of optical rotation.
ISO 875. Essential oils -Evaluation of miscibility with ethanol.
IS0 1242. Essential oils-Determination of acid value.
ISO 3794. Essentia/ oils (containing tertiary alcohols – Estimation of free alcohols content by determination of ester value after acetylation
3 DEFINITION
oil of amyris: The oil obtained by steam distillation of the wood of Amyris balsamifera Linnaeus grown in the area bordering on the Carribean Sea and the Gulf of Mexico.ISO 3525:1979 pdf download.