Certificate record
Melanotan I, lot PT-7F4B6DEAFFB3-1
Krause Analytical LLC assayed lot PT-7F4B6DEAFFB3-1 of Melanotan I from Improved Peptides at 99.9% purity on 9 Apr 2026, reporting 9.87 mg against a 10 mg label, 1.3% below the labelled mass.
Assayed 9 Apr 2026 · Krause Analytical LLC · IPImproved Peptides · record id coa-improvedpeptides-pt-7f4b6deaffb3-1
What the certificate reports
| Compound | Melanotan I |
|---|---|
| Lot identifier | PT-7F4B6DEAFFB3-1 |
| Purity | 99.9% |
| Labelled mass | 10 mg |
| Assayed mass | 9.87 mg |
| Difference | 1.3% below the label |
| Assay date | 9 Apr 2026 |
| Testing laboratory | Krause Analytical LLC |
| Who commissioned it | Published by the vendor. Scored as a claim, not as corroboration — only an independently commissioned assay counts as verified. |
| Source document | https://improvedpeptides.com/wp-content/uploads/2026/04/GLP-1S-10mg-COA-4-2026.pdf |
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Melanotan I from other vendors
- One Aminos, lot ONE-MT1-091726 99.582% · United Laboratories
- Stealth Research Labs, lot SRL-MT1-101 99.88% · Bioviridian Inc.
- Bench Grade Peptides, lot 00011/0011 99.8% · AV Analytics
- Next Gen Peptides, lot MT1-01 99.19% · ILS Laboratories
- Origin Labs, lot Orig2607270913 99.81% · Freedom Diagnostics Testing
- NeuroLabs Research, lot NL01-MT110R 99.33% · Freedom Diagnostics Testing