TB-500 × ascend.science peptides — lab test, July 2026

Name: TB-500 Purity Analysis - ascend.science peptides
Creator: Kovera Labs
Published: 2026-07-09
License: https://creativecommons.org/licenses/by/4.0/

Sample label: AS-TB10

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Tested Thursday, July 09, 2026 · submitted by Peptigrity Team Member 02PEPTIGRITY TEAM

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

99.518%

✓ Excellent purity only

PeptideTB-500

Brandascend.science peptides

LabKovera Labs

↓ Download COA

Independently confirmed on the lab’s portal✓ Extra check

COA KVR-2026-FF5028 matches Kovera Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeNARW1HR

Look it up on Kovera Labs ↗Checked Jul 9, 2026

Test results

9 data points

Purity

99.518%

Endotoxins

Pass

Heavy metals

Arsenic (As): Negative, Cadmium (Cd): Negative, Lead (Pb): Negative, Mercury (hg): Negative

Stated qty

10 mg

Tested qty

10.7 mg

Qty match

107% of labeled · +7%

Batch / Lot

C33H54N9O09

COA number

KVR-2026-FF5028

Container

White vial, Silver crimp, Lyophilized powder

Tested by

Kovera LabsView profile →

About this test

What’s in the vial

Label 10 mg · Lab measured 10.7 mg

107% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 2.7 mg using the measured mass, against 2.5 mg on the label — 7% more.

One vial from this lot was weighed by the laboratory, not yours. This page reports what the certificate says; it does not recommend a dose.

Verification trail

Report number	KVR-2026-FF5028
Portal lookup	✓ Lab-verified
Checked	15 Jul 2026date taken from the record, not from a logged check
Checked by	Peptigrity staff, against the lab's portal
PDF vs portal	Kovera Labs's portal shows validity only
Weight	Counts as one lab test

Independent HPLC purity analysis of TB-500 from ascend.science peptides, performed by Kovera Labs on July 9, 2026. Reported purity: 99.518%. Net content: 10.7 mg against 10 mg labeled (107% of label). Endotoxins: Pass. Heavy metals: Arsenic (As): Negative, Cadmium (Cd): Negative, Lead (Pb): Negative, Mercury (hg): Negative. Batch C33H54N9O09. Sample source: shop-provided. Certificate of analysis attached.