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Certificate of Analysis

Liquid Retatrutide Subcutaneous 120mg / 6ml

Results for one production batch, tested by Synedica Analytical Laboratories.

Accession No. SYN-COA-2026-RET120-2103Batch SYN-RET120-2103

Certificate summary

PASS

Listed tests marked pass

Assayed Purity
98.9%
Tests Performed
15/15
Issued
Jul 12, 2026
Expiry
Jul 12, 2027
Synedica Laboratories

Published batch certificate

Certificate of Analysis

Accession No.SYN-COA-2026-RET120-2103
Testing LaboratorySynedica Analytical Laboratories
Report DateJul 12, 2026

Sample Identification

ProductLiquid Retatrutide Subcutaneous 120mg / 6mlBatchSYN-RET120-2103
AnalyteRetatrutideManufacturedJul 12, 2026
FormatLiquid SubcutaneousExpiryJul 12, 2027
Nominal Amount120mg / 6mlAssayed Purity98.9%
Molecular FormulaC₂₂₁H₃₄₂N₄₄O₆₈Net Content118.7 mg
Molecular Weight4,731.4 DaAppearanceClear, colourless solution, free from visible particles
StorageStore at 2–8 °C, protected from light. Do not freeze.

All analysis performed under documented analytical methods aligned to European Pharmacopoeia (Ph. Eur.) reference procedures: HPLC-UV (C18, 220 nm) for purity and related substances; ESI-MS (≤ 5 ppm) for identity confirmation.

Analytical Results

Test NameMethodSpecificationResultStatus
AppearanceVisual inspection, Ph. Eur. 2.2.1Clear, colourless solution, free from visible particlesConforms✓ PASS
IdentityESI-MS, ≤ 5 ppmConfirmed [M+5H]⁵⁺ = 947.3Confirmed✓ PASS
Assay (content)RP-HPLC-UV, C18, 220 nm95.0 – 105.0% of label claim99.1%✓ PASS
PurityRP-HPLC-UV, C18, 220 nm≥ 98.0%98.9%✓ PASS
Related substancesRP-HPLC-UV, area normalisation≤ 2.0% total1.1%✓ PASS
pHPotentiometry, Ph. Eur. 2.2.37.0 – 8.07.75✓ PASS
OsmolalityPh. Eur. 2.2.35270 – 330 mOsm/kg283 mOsm/kg✓ PASS
Preservative contentRP-HPLC-UV (m-cresol)85.0 – 115.0% of label claim99.3%✓ PASS
Extractable volumePh. Eur. 2.9.17≥ 6mlConforms✓ PASS
Container closure integrityDye ingress, ASTM F1929No ingressConforms✓ PASS
Visible particlesPh. Eur. 2.9.20Practically free from visible particlesConforms✓ PASS
Particulate matter (sub-visible)Light obscuration, Ph. Eur. 2.9.19Meets Ph. Eur. limits for parenteral useConforms✓ PASS
SterilityMembrane filtration, Ph. Eur. 2.6.1No growth at 14 daysConforms✓ PASS
Bacterial endotoxinsLAL kinetic chromogenic, Ph. Eur. 2.6.14< 10.0 EU/mL< 0.07 EU/mL✓ PASS
Elemental impuritiesICP-MS, ICH Q3D / Ph. Eur. 2.4.20Meets ICH Q3D parenteral limitsConforms✓ PASS

15 total · 15 passed · 0 failed · 0 pending

Conclusion

Listed tests marked pass

15 of 15 tests are marked pass.

Full release panel for batch SYN-2026-TEST-001. 15 tests performed against documented Synedica specifications.

PASS

Authorisation

Released by

Quality Assurance, Synedica Laboratories

Electronically authorised — no handwritten signature required.

Accreditation: ISO/IEC 17025 aligned methods

SYN-COA-2026-RET120-2103

Published batch certificate

Verify this certificate at

https://www.synedica.health/en/coa/SYN-COA-2026-RET120-2103

Valid Until: Jul 12, 2027

This Certificate of Analysis records testing by Synedica Analytical Laboratories and applies solely to the batch identified above. The formulation described is supplied for research and laboratory use only. Not for human consumption, or for clinical, diagnostic, or therapeutic application. Batch traceability and analytical records are retained by Synedica Laboratories.

Compare with your pack

  1. Batch number

    The batch number on your pack should match the batch on this certificate exactly.

    SYN-RET120-2103

  2. Product and strength

    The product name and nominal amount on the sheet should match the unit you hold.

    Liquid Retatrutide Subcutaneous 120mg / 6ml · 120mg

  3. Address

    Certificates are published at the address printed in the authorisation block. Open it to compare a printed or forwarded copy.

    www.synedica.health/en/coa/SYN-COA-2026-RET120-2103