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≥99% Purity Verified • COA on Every Product
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Domestic Warehouses: 🇺🇸 🇪🇺 🇬🇧 🇦🇺 🇨🇦
  • 🇺🇸 USA Domestic
  • Research Compounds
    • Research Peptides
      • Anti-Aging & Longevity Peptides
      • Cognitive & Nootropic Peptides
      • Cosmetics Peptides
      • Performance & Hormone Optimization Peptides
      • Recovery & Healing Peptides
      • Weight Loss & Metabolic Peptides
    • Peptide Blends
    • Tablets
    • Injectables
  • QSC
    • About QSC
      • QSC Price List
      • QSC FAQ
    • Peptide Calculators & Tools
    • Research Compound Manual
    • Site
      • Privacy Policy
      • Return, Refund & Shipping Policy
      • Terms and Conditions
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Login / Register
My Account
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A password will be sent to your email address.

Your personal data will be used to support your experience throughout this website, to manage access to your account, and for other purposes described in our privacy policy.

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0 Cart $0 0
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Subtotal: $0

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FREE standard shipping on all orders.
≥99% Purity Verified • COA on Every Product
Free Shipping on All Orders • FedEx 2Day in USA 🇺🇸
Domestic Warehouses: 🇺🇸 🇪🇺 🇬🇧 🇦🇺 🇨🇦

Tadalafil 1KG Raw Powder | Tadalafil

Tadalafil (Tadalafil) — ≥99% HPLC purity, MS confirmed, Janoshik COA. Research use only.

✓ 99%+ Purity ✓ COA Available
✓ Free Shipping on All Orders ✓ Domestic Warehouses (USA/EU/UK/AU/CA)

$1,000

or
SKU: QSC-TADAL-100G-RAWPOWDER
Categories: Performance & Hormone Optimization Peptides, Raw Powders, Research Peptides
Brand: QSC
Technical Specs & COA
PubMed
Disclaimer & Storage Guide

QSC RESEARCH GRADE

≥99% HPLC PurityMS ConfirmedJanoshik COAIn-House SPPS5-Region Domestic Shipping

What is Tadalafil?

Tadalafil (Tadalafil) is a pde5 inhibitor, formula C22H19N3O4, MW 389.4. Research use only.

Quick Specs

Form Lyophilized powder
Purity ≥99% by HPLC — every batch
CAS Number 171596-29-5
Molecular Formula C22H19N3O4, MW 389.4
Identity MS molecular weight confirmed — every batch
Compound Type PDE5 Inhibitor
COA Janoshik-independent, publicly verifiable
Manufacture In-house Fmoc SPPS — Qingdao, China
Storage -20°C sealed | 2–8°C reconstituted (2–4 weeks)
Shelf Life 24 months (unopened)
🧪 Peptide Research Tools: Use QSC’s free peptide calculators — reconstitution, BAC water, dosing, half-life, and mixing charts.
🌍 Domestic shipping: 🇺🇸 USA  ·  🇪🇺 EU  ·  🇬🇧 UK  ·  🇨🇦 Canada  ·  🇦🇺 Australia
🧬 PubMed Research — Tadalafil
Search PubMed ↗
1,575 publications found Last 10 years 3 most recent shown
41667130
Combined therapy with dutasteride and tadalafil vs dutasteride or tadalafil monotherapy in benign prostatic hyperplasia: a randomised phase III trial.
Lee SW et al. · BJU Int 2026 View ↗
41611202
Enhanced antiproliferative and anti-inflammatory effects of combined metformin, tadalafil, and tamsulosin in a rat model of testosterone-induced benign prostatic hyperplasia.
Khalaf SS et al. · Life Sci 2026 View ↗
41800494
Pulmonary Artery Denervation for Refractory Sjögren's Syndrome-Associated Pulmonary Arterial Hypertension: A Case Report of Combined Hemodynamic and Renal Recovery.
Hu J et al. · Catheter Cardiovasc Interv 2026 View ↗

Showing 3 of 1,575 for Tadalafil

View all on PubMed ↗

Source: PubMed / NCBI  ·  Last 10 years  ·  Refreshed every 24 hours  ·  For research reference only — not clinical guidance.

⚠️ RESEARCH USE ONLY — NOT FOR HUMAN CONSUMPTION

QSC products are strictly for in vitro and in vivo laboratory research. Not intended for diagnostic, therapeutic, or personal use.

📋

Research Use Disclaimer

All QSC products are strictly for laboratory, scientific, and research use only. They are not for human consumption, medical treatment, diagnosis, or disease prevention.

By purchasing or using QSC products, you confirm:

  • You are a qualified researcher or acting under the supervision of one.
  • Products will only be used for legitimate research purposes.
  • Products are not evaluated by the FDA or any regulatory authority for human use.
  • You assume all responsibility for legal compliance, proper handling, and storage.
  • You meet the legal age requirement in your jurisdiction.
No Warranty: Products are sold “as is,” with no express or implied warranties regarding efficacy, safety, or suitability. Results in research may vary. QSC is not responsible for outcomes, interpretations, or conclusions drawn from any studies conducted using these products.
🧪

General Safety & Handling

🚫

Not for Human Use

These compounds are for research only. Any off-label, personal, or clinical use is strictly outside the intended scope of supply.

🥽

PPE Required

Always use appropriate personal protective equipment (gloves, lab coat, eye protection) when handling peptides.

🌡️

Storage Compliance

Follow product-specific storage conditions to maintain identity, purity, and biological activity.

🗑️

Proper Disposal

Dispose of all materials in accordance with institutional biosafety, chemical waste, and hazardous material protocols.

🧾

Verify Quality

Janoshik COAs are available on every product page. Verify batch identity (MS confirmed) and purity (≥99% HPLC) before use.

❄️

Peptide Storage Guidelines

🌑 Light-protected💧 Low moisture🌡️ Stable temperature🔬 Sterile handling

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