
Recovery · 99%+ purity
TB-500 is a synthetic version of Thymosin Beta-4, a naturally occurring peptide that promotes cell migration, tissue repair, and inflammation reduction. It is widely used to accelerate recovery from muscle, tendon, and ligament injuries.
Scientific Profile
Size
10 mg
Purity
99%+
Available Sizes & Pricing
10 mg — $59 USD
Key Benefits
SHIPS TO COSTA RICA · PANAMA
JANOSHIK
Research Chemicals
PURA VIDA SCIENCE
puravidapeptidescience.com
For Research Use Only

| TEST | SPECIFICATION | RESULT | METHOD |
|---|---|---|---|
| Appearance | White powder | White powder | Visual |
| Solubility | Soluble in H₂O | Conforms | Visual |
| Mass Spectrum | 889.0 ± 1.0 | 888.3 | MS |
| Purity (HPLC) | NLT 98.0% | 99.6% | HPLC |
| Acetate Content (HPLC) | NMT 15.0% | 6.2% | HPLC |
| Water Content (KF) | NMT 8.0% | 4.9% | KF |
| Peptide Content | NLT 80% | 88.5% | Assay |
| Bacterial Endotoxins | NMT 10 EU/mg | <10 EU/mg | LAL |
| Residual Solvent (Acetonitrile) | NMT 410 ppm | 36 ppm | GC |
| Peptide Sequence | Ac-Leu-Lys-Lys-Thr-Glu-Thr-Gln | Conforms | LC-MS/MS |
HPLC Chromatogram
Purity: 99.6%
LC-MS Spectrum
Observed Mass: 888.3 Da
Approved By:
Quality Control
Quality Approved
Date:
Mar 19, 2026
COA ID:
JRC-COA-26031901