Retatrutide certificate of analysis: lot APL-RETA5-2606-01
- Compound
- Retatrutide
- Lot
- APL-RETA5-2606-01
- Laboratory
- Supplier lab
- Test
- purity · HPLC
- Result
- 99.71%
- Tested
- 20 June 2026
- Covers stock
- Not current stock
Retatrutide 5 mg from batch APL-RETA5-2606-01 was analysed on 20 June 2026 and measured 99.71% purity by HPLC / Mass Spectrometry, passing all 5 release tests.
Purity
99.71%
Result
All 5 tests passed
Tested
20 June 2026
Method
HPLC / Mass Spectrometry
Net content
5.05 mg
Independent verification
Retatrutide 5 mg is independently verified by Ozcanium Analytics, an independent Australian laboratory, at 99.45% purity by UPLC-MS/MS, analysed 27 August 2026 on lot APL-RETA5-2608-01, net content 5.14 mg, verification code OZ-HPLCMS-JKJ1; bacterial endotoxin below 15.0 EU per vial by kinetic chromogenic LAL, analysed 28 August 2026, verification code OZ-ENDOTX-TPA2.
Issued by Ozcanium Analytics . Covers every vial size of this compound; each report opens as the laboratory issued it.
- Third-Party Purity COA (PDF, opens in a new tab) 99.45% purity by UPLC-MS/MS · net content 5.14 mg Analysed 27 August 2026 Verification code OZ-HPLCMS-JKJ1
- Third-Party Endotoxin Test (PDF, opens in a new tab) Bacterial endotoxin below 15.0 EU per vial by kinetic chromogenic LAL Analysed 28 August 2026 Verification code OZ-ENDOTX-TPA2
Enter a code in the Ozcanium Analytics verification portal (opens in a new tab) to confirm the report against their own records.
The certificate as issued is reproduced below — pinch to zoom on a phone, or use Print / Save as PDF for a full-size copy.
Compound
Retatrutide
Lot Number
APL-RETA5-2606-01
Analysis Date
20 June 2026
Method
HPLC / Mass Spectrometry
Purity
99.71%
Net Content
5.05 mg
CAS Number
2381089-83-2
Formula
C221H342N46O68
Molecular Weight
4731.4 g/mol
Form
Lyophilised Powder
Manufactured
June 2026
Issued
21 June 2026
Document ID
APL-COA-RETA5-2606-01
Verification Code
Batch traceable
High Performance Liquid Chromatography (HPLC-UV) Chromatogram
Main peak integrated at 99.71% of total area; no single impurity peak exceeds 0.22%.
Peak List
| # | Time (min) | Area | % Area | Identification |
|---|---|---|---|---|
| 1 | 3.900 | 2,546 | 0.040 | — |
| 2 | 4.190 | 14,815 | 0.220 | — |
| 3 | 4.393 | 6,775,997 | 99.710 | Retatrutide |
| 4 | 4.700 | 2,192 | 0.030 | — |
| 5 | 7.844 | 244 | 0.000 | — |
Analytical Results
| Test | Specification | Result | Status |
|---|---|---|---|
| Appearance | White/Off-White Lyophilised Powder | Conforms | PASS |
| Identity (MS) | Confirmed | Confirmed | PASS |
| Purity (HPLC) | ≥98.0% | 99.71% | PASS |
| Peptide Content | 95–105% | 98.8% | PASS |
| Endotoxins | <0.5 EU/mg | <0.15 EU/mg | PASS |
Retatrutide 5 mg
CAS Number: 2381089-83-2
Liquid Chromatography Mass Spectrometry (LC-MS) Identity Analysis
Identity confirmation with SIM
| Monitored (m/z) | Detected (m/z) | Relative Intensity |
|---|---|---|
| 790 | 789.58 | 1.53 |
| 947 | 947.3 | 1.9 |
| 1184 | 1183.86 | 1.21 |
Detection assignment: Retatrutide
Collected Mass Spectrum
Intensity ×10 7
Verification Protocol
- Identity confirmed by mass spectrometry against the expected ion channels.
- Purity measured by HPLC as peak area against all integrated impurity peaks.
- Batch traceability: this document reports the lot number printed on the vial.
- Analysis performed in-house by Australian Peptide Labs.
Supplied for laboratory research use only. Not a therapeutic good; not for human or veterinary use.
View Retatrutide in the catalogue · How to read this certificate
What this report shows
An HPLC purity result is the share of the detected signal that belongs to the main peptide peak. It does not confirm identity (that is mass spectrometry) and it is not net peptide content, which also counts water, counter-ions and salts in the vial.