§ CERTIFICATE OF ANALYSIS · THIRD-PARTY HPLC · MAY-2026● VERIFIED SUBMISSION · PUBLIC RECORD
◆ Batch ID · TB20-5✓ Verified · Pass
TB-500 × Nextgen Peptides - Lab Test, May 2026
Tested · submitted by @Frank 👑 Legend
HPLC Purity
99.87%
✓ Excellent
Test results
6 data points
Purity
99.87%
Endotoxins
Not tested
Stated qty
20 mg
Tested qty
20.55 mg
Qty match
103% of labeled · +3%
Batch ID
TB20-5
Tested by
ILS LaboratoriesView profile →
◆ Quantity verification
20 mg→20.55 mg+3%
About this test
This independent HPLC lab test confirms TB-500 20mg from Nextgen Peptides at 99.87% purity. The analysis was conducted by ILS Laboratories on May 10, 2026.
Net peptide content measured at 20.55mg demonstrates high-grade synthesis with identity confirmed as Thymosin Beta 4 through HPLC chromatographic retention time comparison with reference standards. HPLC conformity testing across 2 samples (V0, V1) showed consistent purity at 99.77% and 99.87%, with mean purity of 99.82%.
The full certificate of analysis is available for download on this page.
Certificate of analysis
Original document
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