Masteron Propionate 150
$50.00
Iron Ascension Masteron Propionate 150 (Drostanolone Propionate) is a fast-acting, anti-estrogenic anabolic agent engineered for pre-contest conditioning and peak muscle definition. Designed to deliver a hard, grainy physical appearance, it works efficiently to eliminate subcutaneous water while protecting lean tissue during high-deficit cutting phases.
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Description
Description
Iron Ascension Masteron Propionate 150
Specifications & Composition
| Specification | Details |
|---|---|
| Active Compound | Drostanolone Propionate |
| Concentration | 150 mg/mL |
| Total Quantity | 10 mL vial |
| Delivery System | Intramuscular Injection |
| Formulation Standard | Pharmaceutical Grade* |
| Batch Testing | High-Performance Liquid Chromatography (HPLC) |
Key Performance Features
- Short Ester Profile: Drostanolone propionate is a short-acting ester of drostanolone, associated with a relatively rapid release and clearance profile compared with longer-acting esters.
- Androgenic Activity: Drostanolone is a synthetic androgen. It does not convert to estrogen through aromatization, although this does not establish it as an aromatase inhibitor or a treatment for elevated estrogen.
- Body Composition Context: Drostanolone has historically been associated with physique-enhancement use. Claims about increased muscle definition, vascularity, or muscle density are not guaranteed clinical outcomes and depend on multiple factors.
Quality Control & Lab Verification
The following quality figures are supplied product claims and should be confirmed against the relevant batch-specific laboratory documentation.
| Quality Parameter | Result |
|---|---|
| Compound | Drostanolone Propionate (Injectable Solution) |
| Assay Result | 99.7% Active Compound* |
| Testing Method | HPLC |
| Verification Status | PASSED* |
Publication note: Verify the 99.7% assay result, HPLC report, pharmaceutical-grade designation, and injectable formulation claims against an authentic, batch-specific certificate of analysis before publication. An assay percentage alone does not establish sterility, purity from contaminants, or suitability for injection.
Specifications
- Short Stroke Gas Piston Gas System (Rifle Length)
- 18.6″ Barrel Length ( Mid-Weight style, non-fluted)
- 1:8 Twist Rate Rifling


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