VendorInvestigatorIndependent Testing Bureau
✓

Authentic report — verified

This certificate was issued by VendorInvestigator and matches our records. Reference ID confirmed.

Product
Tetrapeptide-21
Specification
97.0% · 1g
Report Type
Heavy Metals / ICP-MS
Catalogue
GL-COS-0023
Issued
2026-03-08
Tetrapeptide-21 Heavy Metals / ICP-MS report by VendorInvestigator
Verification reference: 78596-Tetrapeptide-21_VRPJEGUQWV3U