Physical Characteristic

Specification

Appearance

Pale yellow to brown-yellow liquid,

Odor

Very strong odour of citronellal.

Identification Second identification A.

First identification B.

Complying with test

Thin-layer chromatography

Relative density @ 25°C

0.881 to 0.895.

Refractive index @ 20°C

1.463 to 1.475.

Optical rotation @ 20°C

- 4° to + 1.5°.

Acid value

Maximum 1.0

Solubility

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

Assay by GC

limonene 

citronellal

citronellyl acetate

neral 

geranial

geranyl acetate

citronellol

geraniol

1.0 to 5.0%

30 to 45.0%

2.0 to 4.0%

Max 2.0%

Max 2.0%

3.0 to 8.0%

9.0 to 15.0%

20 to 25.0%