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For laboratory research use only. Free discreet tracked shipping on orders over $200.

Reseller Kits

TB-500 (Thymosin β4 fragment) — 10-vial kit

C38H68N10O14889.02 g/mol

Reseller kits are for approved institution accounts

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$426.00

$4.26 per mg

Ten sealed 10 mg vials of TB-500 (Thymosin β4 fragment) from one released batch, for approved institution and reseller accounts.

Kit labelling: full specifications are printed on the kit box. Each vial inside carries a short batch code matching the box, so every vial stays traceable to its lab report.

  • Batch RP-TB5-2610, lab report sent on request
  • Sealed vial, discreet unbranded packaging
  • Order now and it ships on Monday
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For in-vitro laboratory research only. Not for human or veterinary use.

Structure

AcLeuLysLysThrGluThrGln
  • Hydrophobic
  • Polar
  • Acidic
  • Basic
  • Modified / non-standard

Specifications

Also known asAc-LKKTETQ, Thymosin β4 (17–23)
SequenceAc-Leu-Lys-Lys-Thr-Glu-Thr-Gln N-terminal acetylation
Molecular formulaC38H68N10O14
Molecular weight889.02 g/mol
CAS number885340-08-9
Purity specification≥99.0% (HPLC)
Form10 × lyophilized powder, 3 mL glass vials, in a labelled kit box
Storage−20 °C, sealed, protected from light

Stock solution calculator

Work out the concentration of an in-vitro stock solution from the vial contents and the solvent volume, using this compound’s molecular weight.

Mass concentration
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Molar concentration
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Uses MW 889.02 g/mol and gross fill weight. For quantitative work, correct for net peptide content.

Batch history

Every batch we have released for this compound, with the report for each. Older reports stay available so you can compare lots.

  1. RP-TB5K-2610 Shipping now

    October 2026 ≥99.0% (HPLC)

    Request report

Research overview

A 10-vial kit of TB-500 (Thymosin β4 fragment), filled from a single released batch so every vial in the box shares one lab report.

Labelling: the full specifications — compound, amount, batch number, purity and the research-use statement — are printed on the kit box. Each vial inside carries a short batch code matching the box, so individual vials stay traceable to their report after the box is opened.

Kits are available to approved institution and reseller accounts. Apply on our Wholesale page; applications are reviewed within two business days.