Research knowledge center
Better research starts with better documentation.
Practical guides for reading analytical records, distinguishing measurement terms, and maintaining traceable research-material documentation—without medical or personal-use claims.
Documentation and analysis
Research peptide reference guides
Each guide is grounded in the cited FDA or NIST source material and keeps every conclusion within the limits of the documented test or record.
How to read a peptide COA
A field-by-field guide to reviewing a research peptide certificate of analysis, including lot identity, methods, specifications, results, and document limits.
Read the guide 02Analytical fundamentalsPeptide purity vs. identity
Understand the difference between peptide identity, chromatographic purity, assay, and other quality attributes in research-material documentation.
Read the guide 03Method comparisonHPLC vs. LC-MS peptide testing
A research-focused comparison of HPLC and LC-MS reports, the questions each analytical approach can address, and the limits of each result.
Read the guide 04Recordkeeping guideResearch documentation checklist
A practical checklist for organizing research peptide identifiers, lot records, analytical reports, storage records, and unresolved documentation questions.
Read the guide 05Storage documentationLyophilized research-material storage
How to document receipt, labeled storage conditions, temperature excursions, container changes, and retest information for lyophilized research materials.
Read the guide 06Reference glossaryResearch peptide terminology
Plain-language definitions for COA, lot, identity, purity, assay, HPLC, LC-MS, acceptance criteria, retest dates, and other research-documentation terms.
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