Physical Characteristic

Specification

Appearance

Clear, mobile, reddish-brown to dark brown liquid,

Odor

characteristic odour reminiscent of eugenol.

Identification Second identification A.

First identification B.

Complying with test

Thin-layer chromatography

Relative density @ 25°C

1.030 to 1.059.

Refractive index @ 20°C

1.527 to 1.540.

Optical rotation @ 20°C

- 2.5° to + 2.0°.

Acid value

Maximum 1.0

Solubility

Soluble, at 20°, in 6 volumes of ethanol (70%),

Assay by GC

cineole

linalol

b-caryophyllene

safrole

trans-cinnamic aldehyde

cinnamyl acetate

eugenol

coumarin

Max 1.0%

1.5 to 3.5%

1.5 to 7.0%

Max 3.0%

3.0%

Max 2.0%

70 to 85.0%

Max 1.0%