Pharmaceutical grade eucalyptus oil uses Cas8000-48-4

This product is Myrtle Eucalyptus globulus Labill.
, Lauraceae plant Cinnamomum camphora (L.
Presl or other plants of the same two families as the above volatile oil
extracted by steam distillation.
【Properties】This product is a colorless or yellowish clear liquid; There is a special aroma, slightly similar to camphor, spicy and cool
.
After storage for a long time, the color becomes slightly darker
.
This product is soluble
in 70% ethanol.
The relative density should be 0.
895~0.
920 (General 0601).

The refractive index should be 1.
458~1.
468 (General 0622).

[Identification] take 0.
1ml of this product, add absolute ethanol to make 1ml, shake to dissolve, as a test solution
.
In addition, the reference substance of eucalyptin was taken and the reference solution
was prepared by the same method.
According to the thin layer chromatography (General 0502) test, draw 2μl of each of the above two solutions, point them on the same silica gel G thin layer plate, use cyclohexane-ethyl acetate (9.
5∶0.
5) as the developing agent, expand, take out, dry, and spray with 1% vanillin sulfuric acid solution
.
In the chromatography of the test sample, spots of the same color are displayed at the corresponding positions with the reference chromatography
.
The source of this product is myrtle plant Eucalyptus globulus Labill.
, Lauraceae Cinnamomum camphora (L.
) Sieb.
or volatile oil
obtained by water vapor vapor of other plants in the same two families above.
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