HomeLab Tests Pure Peptides, Thymosin-Alpha 1 (A1)
Purity · passBatch · SPECTB101Shop-provided sample

Thymosin-Alpha 1 (A1) × Pure Peptides — Lab Test, July 2025

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
99.36%
Excellent purity only
↓ Download COA
COA on file — not portal-verified

This lab doesn't publish a public lookup, so we can't confirm the certificate against the lab's own record. The document was reviewed before publication, but it rests on our review alone.

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Test results

6 data points
Purity
99.36%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
10 mg
Tested qty
11.57 mg
Qty match
116% of labeled · +16%
0label125%
Batch / Lot
SPECTB101
Tested by
MZ BiolabsView profile →

This is a purity and identity analysis. Sterility, endotoxins, and heavy metals were not screened — a high purity figure says nothing about those.

About this test

Independent HPLC purity analysis of Thymosin Beta-4 from purepeptides.bio, performed by MZ Biolabs on July 15, 2025. Reported purity: 99.36%. Net content: 11.57 mg against 10 mg labeled (116% of label). Tested content exceeds the labeled amount by 16%. Batch SPECTB101. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
HPLC-UV-MS certificate of analysis for Thymosin Beta-4 10mg from Pure Peptides showing 99.36% purity
Issued by MZ Biolabs · Jul 15, 2025 · Batch SPECTB101

Related lab tests

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The 201 other Thymosin-Alpha 1 (A1) tests on Peptigrity range from 97.00% to 99.94%. This one sits at 99.36%.

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