Desk
Vendor dossiers
Not a numbered podium. Each dossier carries an OpenFile grade and four dimension bars. Illustrative profiles are labeled in source notes.
Purgo Labs
US catalog with lot notes that usually sit next to the buy button
Cedar Analytical
Smaller catalog, stronger paperwork habit
Northbound Research
Batch IDs near titles; Midwest shipping language
Atlas Bench Chem
PO-friendly, chromatogram-forward
Pine Ridge Peptides
Staple SKUs, lighter long-tail files
Vector Vial Co.
Price grid + weekly file drops (watch for 404s)
Harbor Peptide Supply
Broad grid, uneven public files
Lumen Forge Bio
Fast restocks, short public history