TB-500 — Penguin PeptidesCertificate of Analysis · Independent third-party lab result
Source attribution for this COA is incomplete, as it's derived from a blend. While the test date is recent (3-6 months), purity and endotoxin status are unknown. The quantity tested for this TB-500 from Penguin Peptides was 10.43mg, a 4.3% deviation from the 10mg label. Customers should treat this as one data point, not as confirmation.
- unknown purity
- unknown endotoxin status
- unknown batch ID
- Test date
- 2026-01-21
- Testing lab
- Janoshik
- Batch / lot
- —
- Quantity
- —
- Endotoxins
- —
- Assay method
- —
- Label dose
- 80mg
How this result compares
We have catalogued 1499 TB-500 certificates; across the 1299 with a purity result the median tested purity is 99.38%.
Tested 2026-01-21 by Janoshik. This test is newer than 45% of our catalogued TB-500 certificates.
Penguin Peptides has 58 certificates in our corpus, including 4 for TB-500 at a median tested purity of 99.75%.
Test report image
janoshik_blend_derived
Artifact capturedWe have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.
Verify on the upstream lab