§ CERTIFICATE OF ANALYSIS · THIRD-PARTY HPLC · MAR-2026● VERIFIED SUBMISSION · PUBLIC RECORD
◆ Batch ID · 269TB5✓ Verified · Pass
TB-500 × XL Peptides - Lab Test, March 2026
Tested · submitted by @Frank 👑 Legend
Test results
6 data points
Purity
99.01%
Endotoxins
Not tested
Stated qty
5 mg
Tested qty
4.9 mg
Qty match
98% of labeled · -2%
Batch ID
269TB5
Tested by
Janoshik LabsView profile →
◆ Quantity verification
5 mg→4.9 mg-2%
About this test
This independent HPLC lab test confirms TB-500 5mg from XL Peptides at 99.007% purity. The analysis was conducted by Janoshik Labs on March 24, 2026.
TB-500 is a thymosin beta-4 fragment researched for its potential role in tissue repair, wound healing, and cellular regeneration. A purity level of 99.007% indicates minimal contamination and high-grade synthesis.
The full certificate of analysis is available for download and verification at www.janoshik.com/verify/ using verification key KJRL3X4KE7WL.
Certificate of analysis
Original document
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