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Research compound reference

Thymosin Alpha 1

Synthetic 28-residue peptide supplied by Loti Labs as lyophilized powder for laboratory research. Specifications, the current certificate of analysis and the full batch history, all on one page.

Thymosin Alpha 1 10mg, Loti LabsThymosin Alpha 1 10mg. For laboratory, analytical and research use only.

Compound specifications

Compound Thymosin Alpha 1
Class Synthetic 28-residue peptide
Molecular formula C129H215N33O55
Molecular weight 3108.3 g/mol
CAS number 62304-98-7
Form Lyophilized powder, sealed vial
Formats 10 mg vial

Latest certificates of analysis

Current batch

10 mg vial

99.74%Purity, RP-HPLC
ConformsIdentity, mass spec
<0.05 EU/mLEndotoxin
Jul 27, 2026Test date

Batch LL-TA1-726
Laboratory Bioviridian, independent third party

Batch history

Test date Format Batch Purity Identity Laboratory
Jul 27, 2026 10 mg vial LL-TA1-726 99.74% Conforms Bioviridian Certificate

How every batch is tested

Every Loti Labs batch is tested by an independent, U.S.-based third-party laboratory. Purity is measured by HPLC and identity is confirmed by mass spectrometry. Where a certificate includes an endotoxin screen, the result is shown above. Each certificate is archived permanently under its batch number, so earlier batches stay on record after a new one arrives. Search the complete COA archive.

Questions researchers ask

What purity is the current Thymosin Alpha 1 batch?

10 mg vial: batch LL-TA1-726 tested at 99.74% purity by RP-HPLC on Jul 27, 2026, identity confirmed by mass spectrometry.

What is the molecular formula and weight of Thymosin Alpha 1?

Thymosin Alpha 1 has molecular formula C129H215N33O55 and a molecular weight of 3108.3 g/mol, CAS 62304-98-7.

How do I find the certificate for my vial?

Match the lot number printed on the vial label to the batch column in the history table, or search it in the Loti Labs COA archive. Every certificate is kept permanently under its batch number.

What is Thymosin Alpha 1 from Loti Labs intended for?

Loti Labs supplies Thymosin Alpha 1 strictly for laboratory, analytical and research use. It is not for human or veterinary use, and it is not a drug, food or cosmetic.

Available to registered researchers

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RESEARCH USE ONLY. This page is provided for laboratory, analytical and research reference. Products are not drugs, foods or cosmetics and are not for human or veterinary use.

All products and documentation on this site are intended strictly for research and development use only and are not for human consumption.