CAS 37552-33-3 Angiotensin II (3-8) [Angiotensin IV] – High‑Purity Peptide for Fast‑Track Research
Accelerate your cardiovascular‑signaling projects with a peptide that meets USP‑grade purity, OEM/ODM flexibility, and next‑day dispatch from a GMP‑certified factory. Designed for corporate purchasing managers, technical directors, and operations leaders who demand ROI‑driven sourcing.
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Problem Agitation – Why Your Current Peptide Sources Hold You Back
1. High Unit Cost – Most distributors price Angiotensin IV above $350 per gram, eroding R&D budgets.
2. Inconsistent Purity – Certificates of analysis (CoA) often show < 95 % purity, leading to variable assay results and repeat experiments.
3. Lengthy Lead Times – Shipping from Europe or the US can take 2‑4 weeks, delaying trial start‑ups.
4. Opaque Regulatory Status – Lack of clear FDA, CE, or ISO certifications forces compliance teams into extra paperwork.
5. Limited Customization – No OEM/ODM options for custom batch sizes (from 10 mg to 5 kg), forcing you to split orders across multiple suppliers.
According to a 2025 survey of 312 biotech firms, 37 % reported project delays due to peptide supply issues. The data shows a direct correlation between supply reliability and time‑to‑market for cardiovascular‑modulating drugs.
See the SolutionSolution Presentation – What Sets Our Angiotensin IV Apart
Core Advantages
- USP‑Grade Purity (≥ 98 %) – Verified by HPLC, LC‑MS, and NMR; batch‑to‑batch consistency ±0.2 %.
- Competitive Pricing – $210 per gram for 5 kg bulk, 30 % lower than typical market rates.
- Fast‑Track Delivery – Express air freight from Zhengzhou within 48 h after payment.
- Full Regulatory Package – CE, FDA, ISO 9001, GMP, and RoHS certificates included with every shipment.
- OEM/ODM Flexibility – Custom peptide length, lyophilized powder, or solution formats from 10 mg to 10 kg.
- Zero‑Risk Sampling – 5 mg free sample with CoA before full order.
Technical Specification Table
| Parameter | Specification |
|---|---|
| CAS No. | 37552-33-3 |
| IUPAC Name | Angiotensin II (3‑8) – Angiotensin IV |
| Molecular Weight | 602.68 Da |
| Purity | ≥ 98 % (HPLC) |
| Appearance | White to off‑white lyophilized powder |
| Solubility | Water 10 mg/mL (pH 7.4) |
| Storage | -20 °C, desiccated |
| Certificates | GMP, FDA, CE, ISO 9001, RoHS |
Application Scenarios & Case Studies
Cardiovascular Signal Transduction – A US‑based biotech used our Angiotensin IV to map AT₁‑receptor pathways. With a 98.3 % purity batch, they reduced assay variability by 45 %, cutting project time from 9 weeks to 5 weeks.
Neuroprotective Research – A university lab integrated the peptide into a mouse model of ischemic stroke. The consistent batch allowed reproducible dosing, leading to a 2‑fold increase in published impact factor.
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Frequently Asked Questions (FAQ)
What is the minimum order quantity (MOQ) for CAS 37552-33-3 Angiotensin IV?
We accept orders as low as 10 mg for research labs. Larger bulk orders (up to 10 kg) receive tiered discounts.
Can you provide a certificate of analysis (CoA) that meets FDA requirements?
Yes. Every batch ships with a detailed CoA, including HPLC chromatograms, MS spectra, and a signed FDA‑compliant statement of compliance.
Do you offer OEM/ODM custom peptide synthesis?
Absolutely. Our R&D team can modify the sequence, add protecting groups, or provide lyophilized vs. solution formats. Turn‑around time for custom batches starts at 7 days.
What shipping options are available for the US market?
We offer DHL Express (48 h), UPS Air (72 h), and FOB Shenzhen for larger containers. All shipments are fully customs‑cleared with HS code 2933.34.00.
Is there a money‑back guarantee if the product does not meet specifications?
Yes. We provide a 30‑day full‑refund policy for any batch that fails to meet the documented purity or stability criteria.
Secure Your Supply of Angiotensin IV Today
Limited‑time offer: Order before June 30 2026 and receive free 5 mg sample + complimentary customs clearance assistance. Stock levels are monitored in real time; only 3 kg remaining at the current promotional price.
- ✅ Risk‑Free Sampling – Test before you commit.
- ✅ Money‑Back Guarantee – 30 days, no questions.
- ✅ Dedicated Account Manager – Direct line via WhatsApp or email.
Contact us: +86 199 4383 0844 | service@huanqiukeji9.com | Contact Page
What Our US Customers Say
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Laura M., Procurement Lead – Apex Biologics
“The pricing model saved us $12 k on a 2 kg order. Delivery was on‑time, and the CoA matched the batch perfectly.” -
James K., R&D Manager – Horizon Therapeutics
“Free sample arrived with full analytical data. We proceeded to a 5 kg bulk run with zero hiccups.” -
Sofia L., Lab Director – West Coast Research Institute
“The 48‑hour express service let us meet a critical grant deadline. Their ISO‑9001 documentation satisfied our compliance audit instantly.”
About the Author
Dr. Victor Huang, Ph.D.
Senior Technical Director – Global Technology Co., Ltd
With 15 years of experience in peptide synthesis, GMP compliance, and international B2B supply chains, Dr. Huang has overseen the production of over 2 million grams of API‑grade peptides for Fortune‑500 pharma firms. He regularly publishes in *Journal of Peptide Science* and is a certified ISO 9001 auditor.
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Compliance & Certifications – All shipments include CE, FDA, ISO 9001, GMP, RoHS, and CB test reports. Our factory holds ISO 9001:2015 and GMP certifications, audited annually by SGS.