AURAPEP RESEARCH LIBRARY
Quality & Analytical Science
Guides to identity, purity, quantity, analytical methods, certificates and documentation.
6 articles
Quality & Analytical Science
Lyophilized Peptide Storage: Stability Before and After Reconstitution
How lyophilization changes storage stability, why reconstitution creates a different evidence question, and why universal timelines are not supportable.
Quality & Analytical Science
Why Form, Salt, Counter-Ion and Formulation Matter in Peptide Research
Why the same peptide sequence can behave differently depending on salt form, counter-ion, water content, excipients and formulation.
Quality & Analytical Science
Purity, Identity, Quantity, Sterility and Endotoxin: Five Different Quality Questions
Why five commonly confused quality attributes require different methods and cannot be reduced to one purity percentage.
Quality & Analytical Science
HPLC, LC-MS and Peptide Testing: What Each Method Can—and Cannot—Show
How chromatography, mass spectrometry and complementary tests answer different questions about peptide identity, purity and quantity.
Quality & Analytical Science
Peptide Stability and Degradation: Temperature, Light, Oxidation and Aggregation
A research-focused guide to chemical and physical degradation and the analytical methods used to investigate them.
Quality & Analytical Science
How to Read a Certificate of Analysis
A practical guide to identity, purity, quantity, analytical methods and the limits of a single certificate.