TB-500 10MG

Product Overview

TB-500 10MG is a synthetic peptide fragment associated with thymosin beta-4 research, supplied as white to off-white lyophilised powder in a 10mg catalogue presentation (SKU BT10). This page describes the stated research identity and batch-oriented catalogue specification; it does not provide an administration protocol.

TB-500 research examines a thymosin beta-4-derived fragment in relation to actin-associated biology, cell migration and tissue-response models.

Identity and Specifications

• Product: TB-500 10MG
• SKU: BT10
• Format: White to off-white lyophilised powder
• Synonyms: Thymosin Beta-4 Fragment, TB-500
• Catalogue purity specification: ≥99%
• CAS number: 885340-08-9
• Molecular formula: C38H68N10O14
• Molecular weight: 889.0 g/mol
• Amount: 10mg

Research Context

The following themes summarise published research on the named molecule or components. They are research contexts, not claims about the supplied ExtolX batch.

Areas of Research

• actin-associated peptide interactions
• cell migration and angiogenesis models
• tissue-repair signalling
• analytical differentiation from full-length thymosin beta-4

Evidence Quality and Limitations

Most biological evidence concerns full-length thymosin beta-4 or preclinical fragment studies. Findings must not be transferred uncritically to TB-500 or to this supplied batch.

Storage and Handling

Before reconstitution: Keep the lyophilised vial sealed, dry and protected from light at −20°C or below, subject to the batch-specific supplier documentation. Published TB-500 reference-material data support frozen storage, but formulation agreement with this ExtolX batch has not been confirmed. Allow a cold vial to reach room temperature before opening to reduce condensation.

After reconstitution: Stability depends on the exact salt or formulation, solvent, concentration, pH and container. Prepare only what the validated method requires. If that method supports frozen storage, use single-use aliquots and avoid repeated freeze–thaw cycles. Use clean laboratory technique, avoid vigorous agitation, and record the preparation and storage history. No numerical solution shelf life has been verified for this ExtolX batch.

Compatibility Limitations

Do not infer solubility or stability from another peptide, blend, amount or pharmaceutical formulation. Use small-scale method development and appropriate analytical controls before committing valuable material.

Laboratory Safety

Handle only in an appropriately equipped laboratory by trained personnel. Use a task-specific risk assessment, suitable personal protective equipment and applicable safety documentation. Avoid ingestion, inhalation, skin contact and environmental release, and dispose of waste in accordance with local requirements.

Sources

• MedChemExpress: TB-500 storage reference
• PubMed: Synthesis and characterisation of the TB-500 fragment
• PubMed: Doping-control analysis of TB-500
• PubMed: Biological activities of thymosin beta-4
• PubMed: Thymosin beta-4 structure and function

Scientific sources last reviewed: 23 August 2026.

Research Use Agreement & Disclaimer

For laboratory research use only. Not for human or veterinary use. Purchasers are responsible for lawful handling, storage and disposal in accordance with applicable regulations and good laboratory practice. Product information is educational and is not medical advice or evidence of efficacy.