VendorInvestigateIndependent Testing Bureau
✓

Authentic report — verified

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

Product
DL-Tryptophan
Specification
99.0% · 5kg
Report Type
Sterility / USP <71>
Catalogue
GL-GA-0075
Issued
2026-03-07
DL-Tryptophan Sterility / USP <71> report by VendorInvestigate
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Verification reference: 74595-DL-Tryptophan_9KBWWJM6M3QL