Research library
Research library
Short guides on laboratory documentation, analytical methods and reading the evidence, written for people who work with research compounds.
- Analytical testing
Net peptide content: why purity is only half the story
Two vials can both be '99% pure' and contain very different amounts of peptide. Water, counter-ions and the measurement of net content explained.
2 min read - Reading the evidence
Preclinical versus clinical evidence: how to weigh published research on peptides
A rodent tendon study and a phase 3 trial are not the same kind of evidence. A short, practical framework for reading the literature on research compounds.
2 min read - Analytical testing
HPLC versus LC-MS: what each analytical method does — and does not — tell you
The two methods most often cited on peptide COAs answer different questions. Understanding the difference prevents over-interpretation of a purity number.
3 min read - Documentation
How to read a Certificate of Analysis for a research peptide
A field guide to the sections of a laboratory COA — identity, purity, method, batch and date — and the questions a researcher should ask before relying on it.
3 min read
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