§ CERTIFICATE OF ANALYSIS · THIRD-PARTY HPLC · FEB-2026● VERIFIED SUBMISSION · PUBLIC RECORD
◆ Batch ID · TZ1022026✓ Verified · Pass
Tirzepatide × Peptide Supply Co - Lab Test, February 2026
Tested · submitted by @Frank 👑 Legend
HPLC Purity
99.91%
✓ Excellent
Test results
7 data points
Purity
99.91%
Endotoxins
Not tested
Stated qty
10 mg
Tested qty
11.06 mg
Qty match
111% of labeled · +11%
Batch ID
TZ1022026
Container
White Lyophilized Powder
Tested by
freedomdiagnosticstesting.comView profile →
◆ Quantity verification
10 mg→11.06 mg+11%
About this test
This independent HPLC with UV detection and mass spectrometry analysis confirms GLP-2 TZ 10mg from Peptide Supply Co at 99.91% purity. The analysis was conducted by Freedom Diagnostics Testing on February 24, 2026.
GLP-2 TZ, also known as Tirzepatide, is a dual GIP/GLP-1 receptor agonist researched for its potential benefits in glucose control, weight management, and metabolic regulation. A purity level of 99.91% demonstrates exceptional quality synthesis with minimal impurities.
The full certificate of analysis (COA: 2602230223) is available for download on this page.
Certificate of analysis
Original document
Issued by freedomdiagnosticstesting.com · Feb 24, 2026 · Batch TZ1022026
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