VendorInvestigatorIndependent Testing Bureau
✓

Authentic report — verified

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

Product
L-Cysteine
Specification
99.0% · 1kg
Report Type
Heavy Metals / ICP-MS
Catalogue
GL-GA-0005
Issued
2026-03-20
L-Cysteine Heavy Metals / ICP-MS report by VendorInvestigator
Verification reference: 18104-L-Cysteine_P8HYK6MKPPDN