Guide to Verifying Essential Oil Quality

Explore AromaWeb's 10-part guide for an overview of the quantitative and subjective testing methods that are used to assess the quality and purity of essential oils.
Introduction to Verifying Essential Oil Quality and Purity
The Importance of Essential Oil Quality and Purity
Aren't Most Essential Oils Pure?
What Do Essential Oils Consist Of?
Essential Oil Quality vs. Purity - Aren't They the Same Thing?
Quantifiable Testing of Essential Oils for Quality and Purity
How Can GC/MS Test Results Be Used
Organoleptic Testing of Essential Oils
Other Quantifiable Tests for Essential Oils
Essential Oil Quality and Purity Conclusion: Final Questions/Answers