Quality4 min read
Peptide blends: what a combined vial actually contains
Why a blend needs a per-component assay, how ratios are stated, and where combined vials complicate an experiment.
Research notes
Handling, storage and quality guides
Practical laboratory notes for research teams working with peptide material. Everything here is written for in-vitro research use only — no human or veterinary use guidance is provided.
Quality4 min read
How to verify a third-party analysis report
Verification keys, batch matching and the signs that a certificate has been edited before it reached you.
Buying guide7 min read
Buying research peptides: what laboratories should check
A due-diligence checklist for labs sourcing research material — documentation, evidence and legal framing.
Handling5 min read
Cold chain and temperature: a practical storage reference
What each temperature band is for, how to handle a shipment that arrived warm, and why -80 °C is rarely necessary.
Handling5 min read
Peptide shelf life and stability: how long does material last?
Lyophilised versus reconstituted timelines, oxidation and hydrolysis, and the records that make a stability claim defensible.
Quality6 min read
How to read a peptide certificate of analysis
HPLC traces, mass spec identity and verification keys — what a COA proves, and what it does not.
Quality6 min read
HPLC purity testing explained: what the percentage really means
Area-under-curve, the impurities HPLC cannot see, and why the chromatogram matters more than the headline number.
Handling5 min read
Storing research peptides: temperature, light and shelf life
Why -20 °C, amber protection and single-use aliquots matter more than most protocols admit.
Handling6 min read
How to reconstitute lyophilised research peptides
Diluent choice, volume maths and the handling errors that quietly ruin an assay before it starts.
Need material for a specific assay?
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