Semax/Selank
Semax and Selank lyophilized blend for controlled in vitro studies, commonly used to explore neuroprotective mechanisms, stress-response pathway modulation, and interactions between BDNF signaling and GABAergic regulatory processes. For laboratory research use only, not for human or veterinary use.
CAS #: 80714-61-0 (Semax) | 129954-34-3 (Selank)

Availability: In stock
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Testing & Quality Assurance+
Testing & Quality Assurance
Trust starts with transparency. Premier Bio Labs subjects every batch to comprehensive third-party testing before release, ensuring the materials powering your research meet pharmaceutical-grade standards.
Complete Batch Testing
Each product includes a Certificate of Analysis (COA) with verifiable data from independent laboratories.
COA Testing Parameters
- Identity Verification – HPLC and Mass Spectrometry confirm molecular structure
- Purity Analysis – HPLC quantification, typically ≥98%
- Concentration Accuracy – Verified dosing levels
- Molecular Weight – Mass spectrometry confirmation
- Endotoxin Screening – LAL assay, <1.0 EU/mg
- pH Testing – Solution stability validation
- Sterility – Microbial contamination screening
- Heavy Metals – Lead, mercury, cadmium analysis
- Residual Solvents – Organic solvent detection
- Moisture Content – Karl Fischer titration
- Physical Inspection – Color, clarity, appearance
- Traceability – Batch numbers, test dates, storage specs
All COAs include methodology, acceptance criteria, actual results, and QC team verification.
Disclaimer & Prohibited Use+
Regulatory & Liability Statement+
Semax/Selank
Semax/Selank is a high-purity research compound supplied in lyophilized form. Combination blend for comparative neuroprotective and stress-response pathway research. This product is manufactured under strict quality control standards and verified by third-party HPLC analysis.
Quality Specifications:
– HPLC-Verified Purity: ≥98%
– Sterile-Filtered and Lyophilized
– Certificate of Analysis (COA) Available
– GMP-Compliant Manufacturing
– Third-Party Laboratory Tested
– Stored at -20°C for Stability
Certificate of Analysis
This batch has been independently third-party tested. View the full lab report with QR verification.
- Dosage20mg
- LotXS01
- Purity99.77%
- ResultPass





