Finnrick-tested with good results. Tested across 2 peptide products with 13 total samples.
Zhengzhou Lanyun is listed as active. Finnrick Grade B. Finnrick avg score: 7.8/10 across 13 samples (2 products). Good quality with consistent test results.
Zhengzhou Lanyun holds independent lab grade B, assigned across 13 graded samples, average score 7.8/10. That grade comes from an independent grader's own sampling, not from PeptideAtlas, and it describes the samples that grader obtained rather than every batch sold.
| Status | Active |
|---|---|
| Independent lab grade | B (13 samples) |
| Average grader score | 7.8/10 |
| Vendor type | Research-use supplier |
These details were read from Zhengzhou Lanyun's own website on 2026-08-10. Pages consulted:
Zhengzhou Lanyun is listed as active and we hold an independent lab grade of B. That is evidence about the batches that were tested or published, not a guarantee about the vial you receive.
We hold no independent third-party assays for Zhengzhou Lanyun. Any purity figure it publishes is self-reported unless it names the lab that produced it.
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