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Certificate of Analysis
Tirzepatide
Certificate Janoshik #106724 · Mfg 2026-03-12
Identity
CompoundTirzepatide
Molecular formulaC225H348F2N48O68
Mass4813.5 Da
SequenceTyr-Aib-Glu-Gly-Thr-Phe-Thr-Ser-Asp-Tyr-Ser-Ile-Aib-Leu-Asp-Lys-Ile-Ala-Gln-Lys-Ala-Phe-Val-Gln-Trp-Leu-Ile-Ala-Gly-Gly-Pro-Ser-Ser-Gly-Ala-Pro-Pro-Pro-Ser-NH2
Purity (HPLC)
Purity99.59%
HPLC chromatogram · TirzepatideCertificate Janoshik #106724
Retention timeAbsorbance (mAU)
Mass spectrometry
Observed mass4813.5 Da ✓ confirmed
MethodESI-MS positive mode
Residual solvents & endotoxin
Residual solvent< 0.01%
Endotoxin< 0.25 EU/mg
Storage2–8°C (unmixed)
FormLyophilized powder
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