VendorInvestigatorIndependent Testing Bureau
✓

Authentic report — verified

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

Product
L-Tryptophanol
Specification
98.0% · 50g
Report Type
Heavy Metals / ICP-MS
Catalogue
GL-AL-0013
Issued
2026-03-03
L-Tryptophanol Heavy Metals / ICP-MS report by VendorInvestigator
Verification reference: 37905-L-Tryptophanol_4CXBBEZCWVYR