Save a small portion (5 drops) of your original essential oil sample and of the distilled limonene and carvone fractions for Gas Chromatography and Refractive Indexes measurements.

• 留下一小部份(5滴)的原精油样品和蒸馏过的柠檬烯和香芹酮馏份，作为气相色层分析和折光率的测定用。