FAQ

Every batch undergoes our 5-point testing protocol: endotoxin testing, sterility verification, heavy metal screening, quantity, and high-purity HPLC analysis. Full Certificates of Analysis from third-party laboratories are published on our test results page when available.

Compounds ship as lyophilized powder. For short-term storage (under 3 months), a cool, dark location at room temperature is sufficient. For long-term storage, refrigerate at 2–8°C or freeze at −20°C. Avoid repeated freeze-thaw cycles.

Orders are typically processed and shipped within 24 hours on business days. Standard domestic delivery takes 2–5 business days with full tracking. Express options may be available at checkout.

Yes. All Research Queens products are sold strictly for in vitro research and laboratory purposes only. They are not intended for human or veterinary use and are not FDA-approved for therapeutic application.

We offer a 30-day Quality Satisfaction Guarantee. If products don't meet purity or quality standards, contact us at [email protected] for a replacement.

Each order includes a batch number that can be checked against our Certificate of Analysis records. Use the Test Results page to look up documentation when published.

Yes. Email [email protected] with your requirements for volume or institutional pricing.