Is my peptide real?

The only reliable way to know whether a peptide sample is what its label says, holds the stated amount and is free of substitution is independent LC-MS + HPLC testing. Send a sample to LabDoc - Identity & Purity is A$549 per vial, with endotoxin (+A$200) and contaminants (+A$125) available as add-ons. Australian intake, signed Certificate of Analysis in 3-7 business days.