Physical Characteristic

Specification

Appearance

Colourless to brownish-yellow liquid,

Odor

Characteristic odour.

Identification.

First identification B.

Second identification A.

Complying with test

Thin-layer chromatography

Relative density @ 25°C

0.890 to 0.908.

Refractive index @ 20°C

1.456 to 1.466.

Optical rotation @ 20°C

- 26 ° to - 10 °.

Acid value

Maximum 1.0.

Fatty oils and resinified essential oils

It complies with the test.

Solubility

Miscible with alcohol and with methylene chloride.

Assay by GC

a- and b-thujone: 

linalol 

linalyl acetate

 a-terpineol

germacrene

sclareol

Less than 0.20%

6.0 to 24.0%

56.0 to78.0%

Less than 5.0%

1.0 to 12.0%

0.4 to 2.6%