Third-party lab testing: 2 independent Janoshik assays on file, covering 2 substances, median measured purity 99.6%, most recent test 2025-07-04.
Peptide supplier identified through Janoshik analytical testing records.
niwza1120 is listed as active. Discovered via Janoshik third-party lab testing.
| Substance | Measured purity | Test date |
|---|---|---|
| RETATRUTIDE 10MG | 99.35% | 2025-07-04 |
| Tirzepatide 20mg | 99.93% | 2025-07-04 |
| Status | Active |
|---|---|
| Independent assays on file | 2 |
| Median measured purity | 99.6% |
| Certificates of analysis | Vendor states COAs are available |
| Vendor type | Research-use supplier |
niwza1120 is listed as active and we hold 2 independent Janoshik assays on file, median measured purity 99.6%. That is evidence about the batches that were tested or published, not a guarantee about the vial you receive.
Yes. We hold 2 third-party Janoshik assays for niwza1120, covering 2 substances, with a median measured purity of 99.6%. The most recent is dated 2025-07-04.
Tested substances: RETATRUTIDE 10MG, Tirzepatide 20mg.
Similar vendors: Cocer Peptides, Peptira LLC, Peptide Gurus, Eros Peptides, Kensingtonlabs.co, Modern Peptides, Reta-Peptide, Qing Li Peptide.
Popular peptides: Semaglutide, Tirzepatide, Retatrutide, BPC-157, CJC-1295, Ipamorelin.
Other reviewed vendors: Noble Dragons Peptides Review, Nootropic Sources Peptides Review, Northern Peptides Review.