§ CERTIFICATE OF ANALYSIS · THIRD-PARTY HPLC · DEC-2025● VERIFIED SUBMISSION · PUBLIC RECORD
◆ Batch ID · Thymosin Alpha-1/2025-12-03✓ Verified · Pass
Thymosin-Alpha 1 (A1) × Research Peptides Europe - Lab Test, December 2025
Tested · submitted by @Frank 👑 Legend
HPLC Purity
99.79%
✓ Excellent
Test results
7 data points
Purity
99.79%
Endotoxins
Detected but < 0.01 EU/mg
Stated qty
5 mg
Tested qty
4.87 mg
Qty match
97% of labeled · -3%
Batch ID
Thymosin Alpha-1/2025-12-03
Tested by
liquilabsView profile →
◆ Quantity verification
5 mg→4.87 mg-3%
About this test
This independent HPLC lab test confirms Thymosin Alpha-1 (A1) 5mg from Research Peptides Europe at >99.8% purity. The analysis was conducted by Liquilabs on December 29, 2025.
Thymosin Alpha-1 is an immunomodulatory peptide researched for immune system enhancement, infection resistance, and cellular immunity support. A purity level exceeding 99.8% indicates minimal contamination and high-grade synthesis.
Endotoxin testing shows detection but < 0.01 EU/mg, confirming acceptable bacterial contamination levels. The full certificate of analysis is available for download on this page.
Certificate of analysis
Original document
Issued by liquilabs · Dec 29, 2025 · Batch Thymosin Alpha-1/2025-12-03
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