Description

SARM & TOPICAL ANTIANDROGEN STACK

RAD-140 and RU-58841 Stack — 15 mg/mL + 50 mg/mL Topical

Non-steroidal Selective Androgen Receptor Modulator (SARM) paired with a topical non-steroidal androgen receptor antagonist — one oral-format liquid solution and one topical solution. Supplied by Research Chemical exclusively for laboratory research use.

2 × 30 mL bottle

RAD-140 at 15 mg/mL, RU-58841 at 50 mg/mL topical.

Verified to 98%

Independently analyzed by an accredited third-party lab.

USP-grade PEG-400

Pharmaceutical-grade carrier, bottled in the USA.

Research use only

Supplied exclusively for laboratory investigation.

TECHNICAL DATA

Product specifications

Specifications
Certificate of Analysis
Storage & Handling
Compliance & Use Restrictions
Specifications

RU-58841 — 30 mL at 50 mg/mL

Compound Class	Non-steroidal Selective Androgen Receptor Modulator (SARM)
Form	Topical liquid solution
Concentration	50 mg/mL
Volume	30 mL per bottle
CAS Number	154992-24-2
Chemical Formula	C17H18F3N3O3
Molar Mass	369.34 g/mol
Synonyms	RU-58841, RU 58841, PSK-3841, HMR-3841
Verified Purity	Batch-tested to 98% (HPLC)

RAD-140 (Testolone) — 30 mL at 15 mg/mL

Compound Class	Non-steroidal Selective Androgen Receptor Modulator (SARM)
Form	Liquid solution in USP-grade PEG-400
Concentration	15 mg/mL
Volume	30 mL per bottle
CAS Number	1182367-47-0
Chemical Formula	C20H16ClN5O2
Molar Mass	393.83 g/mol
Synonyms	RAD-140, Testolone
Verified Purity	Batch-tested to 98% (HPLC)

For laboratory research use only. Not for human or animal consumption.

Certificate of Analysis

Each compound in this listing is analyzed by an accredited third-party laboratory before it ships.

RAD-140 (Testolone) — 98% pure

RU-58841 — 99% pure

Most recent batch certificate of analysis, issued by MZ Biolabs (Tucson, AZ). Click to view full size on the certificates page.

Storage & Handling

• Store in a cool, dry place away from direct sunlight and heat sources.
• Keep the bottle sealed when not in use to limit evaporation and oxidation.
• Fixed glass dropper design avoids external measuring tools and reduces contamination risk.
• Amber / UV-resistant glass packaging limits photodegradation during storage.

Compliance & Use Restrictions

• Not for human or veterinary use. This listing is not a drug, food, dietary supplement, or cosmetic, and is not approved for human or animal consumption.
• Laboratory use only. Sold strictly to qualified individuals and organizations for in-vitro laboratory research and analytical development.
• No therapeutic claims. Research Chemical makes no representations regarding the safety or effects of this compound in humans or animals.
• Buyer responsibility. It is the purchaser’s responsibility to determine and comply with all applicable local, state, and federal regulations governing possession and use of research chemicals.

View certificates of analysis

SOURCING & QUALITY

Verified sourcing standards

Every batch sold by Research Chemical is independently analyzed before it ships.

• Third-party tested & certified — verified by MZ Biolabs (Tucson, AZ) via HPLC and mass spectrometry, with batch-linked certificates of analysis.
• USP-grade PEG-400 base — pharmaceutical-grade carrier, bottled in the USA.
• Glass bottles, fixed droppers — limits plasticizer leaching and cross-contamination.
• 60-day refund / replacement — transparent order handling, standard payment methods.

REGULATORY & COMPLIANCE STATUS

Important regulatory information

Not approved for human use

This product is an investigational compound and is not a drug, food, dietary supplement, or cosmetic. It is not approved for human or animal use, and it is unlawful to market it for that purpose.

Regulatory notes — RAD-140 & RU-58841

RAD-140 is a SARM, prohibited by the World Anti-Doping Agency (WADA) at all times under S1 (Anabolic Agents). RU-58841 is formulated for topical use only and is not intended for oral, injectable, or systemic use.

No therapeutic claims

Research Chemical makes no representations regarding the safety or effects of this compound in humans or animals.

Our position

Research Chemical is a chemical supplier, not a medical provider. We do not condone or encourage consumer use of research compounds.

Research use only. All products sold by Research Chemical are intended exclusively for laboratory research and development. They are not for human or animal consumption. These statements have not been evaluated by the U.S. Food and Drug Administration, and these products are not intended to diagnose, treat, cure, or prevent any disease.