Evaluating COAs: HPLC & Mass Spectrometry

Learn how to interpret Certificates of Analysis (COAs) for VIP, including HPLC gradient optimization, identifying impurities, and interpreting ESI-MS mass spectra.

• Vasoactive Intestinal Peptide (VIP) research profile

≥99% purity, third-party COA verified, manufactured in the USA. For research use only — not for human or veterinary use.