Research notes from the bench.
Short, technical reads on handling, testing, and interpreting research peptide data. Written for principal investigators and lab staff.
Testing methodology
What we test, why, and the reference ranges we publish.
Compound profiles
Sequence, MW, and known stability characteristics for every catalog item.
Lab handling
Reconstitution, storage, aliquoting, and split-sample best practices.
Articles
- Reading a Certificate of Analysis
What HPLC purity, mass spec identity, and bioburden tests actually tell you — and the thresholds Vessel publishes for every lot.
6 min read - Reconstitution and storage
Best practices for reconstituting lyophilized peptides, choosing a diluent, and storing reconstituted product to preserve activity.
4 min read - Understanding peptide stability
Why some peptides degrade rapidly in solution, how temperature and pH affect half-life, and what the data on our COAs implies about handling.
8 min read - Lab partner standards
How we vet third-party testing labs, the assays we require, and why split-sample verification matters.
5 min read
Looking for a specific compound?
Every product page links the active lot's COA, sequence, and stability data. Browse the full research catalog for what's in stock now.
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