factory hub Request a quote

HPLC purity

HPLC purity is the purity value measured by high-performance liquid chromatography. The method separates the main peptide from truncated or modified impurities

Related terms

  • Certificate of Analysis (COA) — A certificate of analysis (COA) is the batch-specific document listing the test methods and results for one production lot.
  • Counterion — A counterion is the charged species that pairs with a peptide to form a neutral salt.
  • TFA salt vs acetate salt — TFA salt and acetate salt are the two most common peptide salt forms.
  • Peptide content vs purity — Peptide content and purity are two different measurements.

Category: quality · Part of our peptide glossary · Sourcing question? Ask our engineers — replies within 4 business hours.