Meet Dr. Raquel
Meet Dr. Raquel Keledjian, Ph.D Chief Scientist and Owner of pH Solutions; California’s only ZERO-RECALL testing lab.
Renowned for her expertise in THC, terpenes, and quality control, she has been featured in PBS, Daily Mail, and the OC Register.
Elevate your understanding of cannabis science by booking Dr. Raquel for your next event.

Featured In

Popular Speaking Topics
THC & Terpene Connection: Predicting Your High
How Consistency Yields Higher Profit Margins
Remediation Vs. Recall
The Highest High Vs. the Best High

Dr. Raquel Keledjian
The Clever Cannabis Chemist
- CA’s Only Zero-Recall Testing Lab ✅
- Ph.D & Chief Scientist ✅
- 20+ Years of Scientific Research ✅
Welcome to the forefront of cannabis science. Dr. Raquel Keledjian, Chief Scientist and Owner at pH Solutions, is not just a leader in her field — she’s a trailblazer. As the driving force behind California’s only ZERO RECALL testing lab, Dr. Raquel combines rigorous scientific expertise with an unwavering commitment to quality and safety.
With features in prominent media outlets like PBS, Daily Mail, and the OC Register, Dr. Raquel’s insights on THC, terpenes, and cannabis quality control are highly sought after. Her dynamic presentations and deep knowledge make her an invaluable resource for anyone in the cannabis industry.
Ready to elevate your understanding of cannabis science? Book Dr. Raquel for your next event or conference.
Book Dr. Raquel
Dr. Raquel is based in Los Angeles, CA but is available for speaking engagements all across the state and country.
Test with Dr. Raquel.
The same rigor she brings to the stage goes into every certificate the lab issues.

