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Each batch is tested by an independent, accredited third-party laboratory. High-performance liquid chromatography with UV detection (HPLC-UV) confirms purity and quantity, and mass spectrometry (MS) confirms molecular identity. Batches that do not meet our 99% minimum purity standard are rejected.
A Certificate of Analysis for each batch is published on the product pages inside the catalog. Read how we test
Orders are packed and dispatched from our US facility within 24 to 48 hours, with tracking. Standard shipping is free on orders of $150 or more.
Our team is available Monday to Friday, 9:00 AM to 5:00 PM CT. Shipping details · Contact us
All products are supplied for laboratory and research use only. They are not drugs, foods, cosmetics or medical devices, and are not for human or veterinary use, or for the diagnosis, treatment or prevention of any disease.
Access is limited to qualified research customers aged 21 or over.