Free shipping on research orders over $200 — every batch HPLC & MS tested.Free shipping on research orders over $200 — every batch HPLC & MS tested.Free shipping on research orders over $200 — every batch HPLC & MS tested.Free shipping on research orders over $200 — every batch HPLC & MS tested.

Research library

Written for the person running the assay

Chemistry, methodology and handling detail that changes results. Everything here stays on the laboratory side of the line — we publish no dosing guidance and make no health claims.

All articles Compliance1 Purity & Testing3 Peptide Science3 Lab Fundamentals4

Purity & Testing

Designing a Dose-Response Study for Peptides In Vitro

Concentration ranges, vehicle controls, adsorption losses and the curve-fitting decisions that quietly determine your EC50.

Jun 11, 20264 min read