TB-500

$65.00

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10-vial kitSave 30%
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30% off each complete set of 10 vials of the same size. Coupon codes can’t be combined with kit pricing.

All sales final; damaged or incorrect items are replaced when reported within 7 days. Quality policy · For research use only, not for human or veterinary use.

Research-grade TB-500 — synthetic thymosin beta-4 fragment, lyophilized, high purity. Independently third-party tested. Each RR vial has a QR code linking to its batch’s independent COA. For research use only.

Research background, specifications & storage
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Batch documentation: see COA & Testing tab
For Research Use Only. Not for human or veterinary use.

Additional information

Molecular Weight889.0 g/mol
Molecular FormulaC₃₈H₆₈N₁₀O₁₄
SequenceAc-LKKTETQ (Ac-Leu-Lys-Lys-Thr-Glu-Thr-Gln-OH; thymosin β4 residues 17–23, N-acetylated)
CAS Number885340-08-9
Batch NumberTB5010-001
AppearanceWhite to off-white lyophilized powder
Storage-20°C / -4°F (lyophilized); 4°C / 39°F reconstituted in Bacteriostatic Water, use within 28 days
SolubilitySoluble in water at 1 mg/mL
Size

10mg

COA & Testing

Independent third-party lab reports for the batches shown below. Only results the laboratory reported for that batch are shown. Look up any vial code or browse all products at batch reports.

10 mg

TB5010-001Current batch — shipping now
Purity
99.616%
Measured peptide content
12.25 mg per vial
Endotoxin test
Pass
Produced
May 2026

Research Summary: The following information is provided for research context only.

TB-500 is a synthetic thymosin beta-4 fragment, supplied as a research-grade lyophilized powder in a multi-dose vial. The batch currently listed on this page (TB5010-001) was tested by an independent third-party laboratory; its Certificate of Analysis is in the COA & Testing tab and at /verify. Each RR vial has a QR code linking to its batch’s independent COA.

For Research Use Only. Not for human or veterinary use. Must be handled by qualified researchers in a laboratory setting.

Structure, CAS and molecular data, mechanism, storage and published literature: see our TB-500 research reference.

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