Superstack Analytical
Certificate of Analysis
Independent analytical testing
Website: www.superstacklabs.com
Email: info@superstacklabs.com
COA Verified
1. Product Identification
- Product Name:
- Retatrutide
- Strength:
- 10 mg / vial
- Batch / Lot Number:
- PW-3027
- Sample ID:
- PX-30007
- Appearance:
- White lyophilized powder
- Company Website:
- www.pepwise.com.au
- Client:
- Pepwise
- Source:
- Client-submitted sample
- Received:
- 28 OCT 2026
- Analysis Completed:
- 30 OCT 2026
- Test Method:
- RP-HPLC + LC-MS
Submitted Via Photo

2. Sample Summary
Purity
99.93%
Identity
Confirmed
Net Content
9.73 mg
Status
Approved
3. Analytical Results
| Test | Method | Specification | Result | Status |
|---|---|---|---|---|
| Appearance | Visual | White lyophilized powder | Conforms | Pass |
| Identity | LC-MS | Conforms to reference standard | Confirmed | Pass |
| Purity | RP-HPLC | >=98.0% | 99.93% | Pass |
| Net Content | HPLC | Target specification | 9.73 mg | Pass |
4. Superstack Quality Review
- Batch identification verified
- Laboratory documentation reviewed
- Identity result reviewed
- Purity result reviewed
- Net content reviewed
- Batch meets Superstack specification

6. Analytical Evidence
Chromatogram
Chromatogram reference
Mass Confirmation
Inten.m/z
Mass confirmation reference