Planning an order soon, so I’m trying to compare Peptide Shop A (peptideshopa.com) with a few other suppliers. Before I’d do any lab order, I want to know: does their catalog list exact sequence, quantity, and purity for each peptide, or just names and published prices?
Are the COAs batch-specific, third-party, and dated, and can buyers match each vial’s lot to the posted COA? For shipping, what’s