Category: Laboratory Methods
HPLC, LC-MS, synthesis, identity, purity, stability, handling and analytical interpretation.
Mass Spectrometry vs Amino Acid Analysis: What Peptide Tests Show
A primary-source comparison of mass spectrometry and amino acid analysis, separating peptide identity, sequence, composition and quantitative content.
Read analysis →Peptide Lab Tests vs TGA Approval: What Each Proves in Australia
A passing peptide lab result is not TGA approval. Learn how CoAs, HPLC, mass spectrometry, sterility, GMP, ARTG inclusion and lawful access differ in Australia.
Read analysis →Mass Spectrometry vs HPLC for Peptide Testing
A practical guide to what HPLC, mass spectrometry and LC–MS can—and cannot—prove about peptide identity, purity, assay, impurities and safety claims.
Read analysis →FDA Peptide Compounding Safety Review (2026): BPC-157, TB-500, MOTS-c, CJC-1295 and More
A substance-by-substance guide to the FDA's current peptide compounding safety concerns, including immunogenicity, aggregation, impurities and gaps in human exposure data.
Read analysis →How to Read an HPLC Chromatogram: Peaks, Area & Purity
A practical HPLC chromatogram guide: retention time, peak area, baseline integration, system suitability and why area percent is not mass purity.
Read analysis →From Lyophilised Peptide to Solution: Stability Variables and Study Design
A non-procedural guide to the factors that determine peptide stability after dissolution, including formulation, temperature, light, oxidation, adsorption, agitation and study design.
Read analysis →How to Read a Peptide Certificate of Analysis: A Field-by-Field Guide
An Australia-focused guide to verifying a peptide certificate of analysis, spotting red flags and separating identity, HPLC area, assay, sterility and regulatory status.
Read analysis →Independent Batch Testing: Sampling, Chain of Custody and Reproducibility
Why an independent result is only as strong as the sample it represents, the custody record that connects it to a lot, and the method’s reproducibility.
Read analysis →Research Peptide Storage Records: Temperature Excursions, Light and Traceability
A quality-system guide to documenting storage conditions and assessing temperature excursions without relying on generic peptide storage claims.
Read analysis →Independent Laboratory Verification: What HPLC and Mass Spectrometry Can—and Cannot—Prove
A practical guide to reading peptide analytical reports: identity, purity, quantity, sterility, endotoxin, method validation and laboratory accreditation.
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