SX5 Semax Peptide (5mg × 10 Vials) | >99% HPLC Purity
Semax remains one of the most widely studied neuropeptides for cognitive and neuroprotective research. Our SX5 Semax is produced as lyophilized powder with acetate buffer protection, delivering consistent purity, reliable solubility, and long-term stability for continuous laboratory testing.
Full Product Specifications
- Product Code: SX5
- Product Name: Semax
- Pack Size: 5mg per vial, 10 vials per kit
- HPLC Purity: ≥ 99.0%
- CAS Number: 80714-61-0
- Molecular Formula: C₄₀H₅₄N₁₂O₁₄S
- Molecular Weight: 958.99 Da
- pH Range: 4.0–6.0, sterile lyophilized powder with acetate buffer
- Appearance: Pure white freeze-dried powder
- Storage Requirement: -20°C, strictly protected from light and moisture
Key Advantages of This Semax Formulation
1. Acetate Buffer Prevents Peptide Degradation
The built-in acetate buffer locks the pH between 4.0 and 6.0. This stable acidic environment stops molecular denaturation right after reconstitution. Unlike unbuffered peptide powder, the mixed solution stays clear and free of clouding or precipitation for multiple days under refrigeration. This greatly reduces wasted material in repeated experiments.
2. High Water Solubility With Minimal Glass Adhesion
This lyophilized Semax dissolves quickly and completely with gentle swirling. Very little peptide sticks to the inner glass surface of the vial, so you can recover nearly 100% of the powder. Dosing precision becomes far more reliable, and you avoid losing expensive raw materials to wall adhesion.
3. Strict Vial-to-Vial Batch Consistency
Every vial in the 10-unit bulk pack goes through HPLC purity testing. The powder maintains the same loose, snow-white texture across the whole kit. There are no fluctuations in concentration or potency, so your neurocognition study data stays repeatable without unexpected experimental variation.
4. Long Shelf Life Under Frozen Dark Storage
Sealed vials stored at -20°C away from light and humidity retain full biological activity for a long time. The airtight rubber stopper prevents air oxidation and moisture intrusion. The powder never clumps or turns yellow even after months kept in a deep freezer.
Practical Lab Usage Tips
- Only reconstitute small batches to avoid wasting mixed solution. The 5mg vial size is perfectly calibrated for small-scale cognitive research trials.
- Avoid harsh shaking during mixing; gentle swirling is enough to fully dissolve the peptide and preserve the peptide chain structure.
- Keep opened vials sealed tightly between uses to prevent pH drift and contamination.
- Always shield the lyophilized powder from light to avoid photo-induced molecular breakdown.
Who This Product Is For
This high-purity Semax peptide is ideal for labs researching neuroprotection, cognitive function, brain circulation, and stress response mechanisms. The 10-vial bulk kit cuts down per-unit cost significantly, making it a cost-effective staple for long-term continuous research projects.
Final Conclusion
If you need consistent, high-purity Semax with excellent post-reconstitution stability, the SX5 5mg×10vials kit is an excellent choice. The acetate buffered formula, >99% HPLC purity, low material waste, and reliable frozen shelf life make it a dependable neuropeptide for neuroscience laboratories.
Disclaimer: This lyophilized peptide is intended exclusively for laboratory research only. It is not a finished pharmaceutical product and cannot be used for human clinical administration.