VendorInvestigatorIndependent Testing Bureau
✓

Authentic report — verified

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

Product
L-Proline-U-13C5
Specification
97-99 atom% 13C · 50mg
Report Type
Heavy Metals / ICP-MS
Catalogue
GL-IL-0016
Issued
2026-03-15
L-Proline-U-13C5 Heavy Metals / ICP-MS report by VendorInvestigator
Verification reference: 54841-L-Proline-U-13C5_50mg_ETNEPC5ANPE6