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Thymosin Beta 4

Thymosin Beta 4 is a high-purity (>99%) 5 mg research peptide designed exclusively for scientific and laboratory use.

Price range: $49.99 through $74.59

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Thymosin Beta 4 is a high-purity (>99%) 5 mg research peptide designed exclusively for scientific and laboratory use.
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Quantity 1
$114.99 $74.59
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1 BOTTLE
$74.59
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Certificate of Analysis

Third Party Tested

LATEST ISO 17025 7× TESTING
SELECTED DOSAGE
99.31%
PURITY
✓ Passed full QC panel
Variant Thymosin Beta 4 10mg
Lot # TB425001
Labeled 10mg
Actual 10.07mg
Tested Jun 20, 2026
FULL QC PANEL 7× tested
Purity (HPLC) 99.31%
Net Peptide Content 10.07mg
Identity (LC-MS) Confirmed
HPLC Conformity Mean 99.3%
Heavy Metals (ICP-MS) Not Detected
Sterility (PCR) No Growth
Endotoxin (USP <85>) <0.05 EU/mL
View COA

Compound Information

Technical Specifications

MOLECULAR PROFILE

What Is Thymosin Beta 4?

Type Actin-Binding Regenerative Peptide
Sequence Ac-Ser-Asp-Lys-Pro-Asp-Met-Ala-Glu-Ile-Glu-Lys-Phe-Asp-Lys-Ser-Lys-Leu-Lys-Lys-Thr-Glu-Thr-Gln-Glu-Lys-Asn-Pro-Leu-Pro-Ser-Lys-Glu-Thr-Ile-Glu-Gln-Glu-Lys-Gln-Ala-Gly-Glu-Ser
Amino Acids 43
Molecular Weight 4963.5 g/mol
Formula C212H350N56O78S
CAS Number 77591-33-4
STORAGE REQUIREMENTS

Stability Information

Protect from light Keep refrigerated after mixing
Protect from light Avoid direct sunlight
Storage Temperature -20°C (Lyophilized)
Refrigerated After Mixing 2–8°C
Shelf Life Up to 24 months
Reconstituted Stability Up to 30 days
❄️
Lyophilized (powder)
-20°C • up to 2 years
💉
Reconstituted
2–8°C • up to 30 days

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