S-23 Powder

For research use only. Not for human or veterinary use. Not for clinical, diagnostic, or consumptive applications.

S-23 Powder from EU Research Lab is a ≥98% purity research chemical, ideal for advanced muscle and bone studies. This non-steroidal selective androgen receptor modulator (SARM) exhibits potent tissue-selective anabolic activity and high binding affinity for androgen receptors.

Product Overview

S-23 Powder, also known as Mastorin, is a high-purity aryl-propionamide SARM. Researchers select S-23 Powder to investigate muscle hypertrophy, lean body mass gains, bone mineral density improvement, fat reduction, and its unique potential as a reversible hormonal male contraceptive in preclinical models.

Chemical Identity & Classification

S-23 Powder is a non-steroidal SARM with a molecular formula of C18H12ClN3O3 and a molecular weight of 343.75 g/mol.

Chemical & Physical Characteristics

S-23 Powder is a fine crystalline powder with high solubility in organic solvents. It exhibits potent tissue-selective anabolic activity and high binding affinity for androgen receptors (Ki ≈ 1.7 nM).

Purity & Analytical Verification

S-23 Powder from EU Research Lab is ≥98% purity, verified through HPLC analysis. Our rigorous quality control process ensures the highest purity and consistency in every batch.

Quality Control & Batch Integrity

EU Research Lab maintains strict quality control and batch integrity for all our research chemicals, including S-23 Powder. Every batch is carefully tested for purity and identity before release.

Safety, Handling & Laboratory Precautions

Handle S-23 Powder with care, avoiding skin contact and inhalation. Wear protective gloves and eyewear when handling. Store in a cool, dry place, away from direct sunlight.

Packaging, Labeling & Storage

S-23 Powder is supplied in airtight containers, labeled with batch number, purity, and net weight. Store in a cool, dry place, away from direct sunlight.

Intended Research Use & Market Positioning

S-23 Powder is intended for research use only, supporting cutting-edge studies in androgen signaling, muscle wasting prevention, spermatogenesis suppression, and tissue-selective modulation.

Ordering, Availability & Fulfillment

S-23 Powder is available for purchase online from EU Research Lab. Orders are processed promptly, with expedited shipping options available.

Legal & Regulatory Disclaimer

For research use only. Not for human or veterinary use. Not for clinical, diagnostic, or consumptive applications. EU Research Lab is not responsible for any misuse of this product.