Testing service

GLP-1 Blind Identification

Don't know what's in the vial? We identify which GLP-1 peptide it is, then report identity, purity and content.

What's included

  • Identifies semaglutide, tirzepatide, retatrutide and other GLP-1 class compounds
  • Retention time and UV spectrum matched against our reference panel
  • Identity, purity and content reported

What the certificate shows

  • Identified compound
  • Identity
  • Purity (RP-HPLC area %)
  • Quantitative assay (mg/vial)
  • HPLC chromatogram with integration table
  • Sample details and sample photo
  • Method summary
  • Report number you can verify online
View a sample certificate (PDF)

How to order

  1. 1

    Create your free account

    Your account keeps your orders, results and certificates in one place.

  2. 2

    Order GLP-1 Blind Identification

    Add each sample online and choose this test. Every vial gets its own tracking code.

  3. 3

    Ship 2 vials per sample

    Label each vial with its code and mail it to the lab. The shipping address appears on your order confirmation.