Research Insights
Peptide science, analytical methods, and lab techniques from the Peptech team.
Peptides and Compounds in Hair-Follicle Research: An Overview
Several research compounds are studied in hair-follicle biology models. Here is the research context for PP405, RU58841, and copper peptides — and how to source them.
Copper Peptides for Skin: A Research Overview
Copper peptides such as GHK-Cu are among the most studied compounds in skin-biology research. Here is the research context and how to source verified material.
HPLC vs Mass Spec: what each one actually measures
Purity and identity are different questions. A real QC program answers both.
Lab Standards
Research fundamentalsHow to read a Certificate of Analysis
Identity, purity, net content, endotoxin — what each line on a COA actually tells you, and where labs differ.
Why cold chain matters for lyophilized peptides
Lyophilized cakes are supplied in a stable dry state. Cold-chain transit and lot-specific COA data support research-material integrity.
Third-party testing, explained
Why we test every batch at an independent ISO 17025 lab before release — and what we do when a result doesn't pass.
Lot traceability from synthesis to bench
How the QR code on every vial maps back to a single manufactured lot and its full analytical record.