✓ Purity · passBatch · RB-T2-0825-AShop-provided sample
Tirzepatide × risynthbio.com — Lab Test, February 2026
Tested · submitted by @Frank 👑 Legend
Sample source: shop-provided. The shop chose and sent this vial. Samples bought at retail by a member carry more weight.How we weigh evidence →
HPLC Purity
99.604%
✓ Excellent purity only
Independently confirmed on the lab’s portal✓ Extra check
COA KVR-2026-5922DF matches Kovera Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.
Lookup code
WB8MBAZLook it up on Kovera Labs ↗Checked Feb 11, 2026
Test results
9 data points
Purity
99.604%
Endotoxins
PASS (≤0.5 EU/mL)
Heavy metals
Lead, Cadmium, Arsenic, Mercury — all Negative
Stated qty
40 mg
Tested qty
44.17 mg
Qty match
110% of labeled · +10%
0label125%
Batch / Lot
RB-T2-0825-A
COA number
KVR-2026-5922DF
Container
Lyophilized Powder
Tested by
Kovera LabsView profile →
About this test
Independent HPLC purity analysis of Tirzepatide from risynthbio.com, performed by Kovera Labs on February 11, 2026. Reported purity: 99.604%. Net content: 44.17 mg against 40 mg labeled (110% of label). Tested content exceeds the labeled amount by 10%. Endotoxins: PASS (≤0.5 EU/mL). Heavy metals: Lead, Cadmium, Arsenic, Mercury — all Negative. Batch RB-T2-0825-A. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Original document
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