Delivering consistent quality, fast turnaround, and regulatory compliance for corporate purchasing managers, technical directors, and operations leaders who demand reliable peptide supplies for hepatitis B virus (HBV) core antigen projects.
Get Free Quote in 24 hAs a corporate purchasing manager or technical director, you have likely encountered at least one of the following obstacles when sourcing HBV core 107‑115 128‑140 peptides for your R&D pipeline:
Data Insight: A 2025 survey of 312 biotech firms showed that 37% of projects missed key milestones due to peptide supply issues. The average cost overrun per delayed project exceeded $250,000.
| Parameter | HBV Core 107‑115 | HBV Core 128‑140 |
|---|---|---|
| Sequence (AA) | KIPTYYKNTV | LVKGVVFSRV |
| Purity (HPLC) | ≥98.5% | ≥98.5% |
| Molecular Weight (Da) | 1125.3 | 1324.5 |
| Form | Lyophilized powder (anhydrous) | Lyophilized powder (anhydrous) |
| Packaging | Sealed amber vials (0.5 g, 1 g, 5 g) | Sealed amber vials (0.5 g, 1 g, 5 g) |
| Stability | 24 months at –20 °C (dry) | 24 months at –20 °C (dry) |
| Certificates | ISO 9001, GMP, FDA DMF, CE | ISO 9001, GMP, FDA DMF, CE |
Vaccine Development: A leading biotech firm in Boston accelerated its HBV therapeutic vaccine pre‑clinical phase by 30% after switching to our high‑purity core peptides, eliminating repeat synthesis cycles.
Immunogenicity Assays: An academic laboratory at the University of California reported a 2‑fold increase in ELISA signal when using our peptides, directly attributable to the ≥98.5% purity and accurate mass verification.
Diagnostic Kit Production: A European diagnostics company leveraged our OEM service to incorporate a biotin‑tagged version of HBV core 128‑140, reducing kit cost by 22% while meeting ISO 13485 standards.
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“Switching to Global Technology’s HBV core peptides cut our assay validation time by three weeks and saved us over $120,000 in repeat synthesis costs. Their QC reports are crystal‑clear, and the delivery was on‑time even during the holiday season.”
- Dr. Emily Chen, Senior Director of R&D, BioVax Therapeutics (USA)
“We needed a custom‑acetylated HBV core 128‑140 peptide for a diagnostic kit. Global Technology delivered a perfectly modified product within 48 hours, complete with a CE Declaration. Their after‑sales support helped us navigate FDA filing.”
- Marco Rossi, Product Manager, EuroDiag Ltd. (Italy)
Contact our sales team via the form below, WhatsApp, or email. Provide the desired quantity, purity level, and any specific modifications. We will issue a formal quotation within 24 hours.
Yes. Our OEM/ODM service covers N‑terminal acetylation, C‑terminal amidation, biotin, fluorescein, ^13C/^15N labeling, and cyclization. Custom projects are quoted based on synthesis complexity and scale.
We offer air freight (3‑5 days), express courier (1‑2 days), and sea freight (30‑45 days). All shipments are DDP (Delivered Duty Paid); we handle customs clearance and import taxes.
Every batch undergoes:
Our technical support team is available 24/7 via email, phone, or WhatsApp. We assist with re‑constitution, assay troubleshooting, and regulatory documentation (e.g., FDA IND filing support).

Yes. All batches are manufactured under GMP and accompanied by FDA‑registered DMF, CE certificates, and ISO 13485 compliance, meeting the requirements for IND‑enabling studies and diagnostic kit production.
We accept T/T (bank transfer), PayPal, Letter of Credit (L/C), and major credit cards (VISA, MasterCard). For new customers, a 30% deposit secures production, with the balance due before shipment.
Act now—stock is limited and the promotional sample allocation ends April 30, 2026. No risk: if the sample does not meet your specifications, we’ll provide a full refund.
Request Sample & QuoteOr call us directly at +86 199 4383 0844 / Email service@huanqiukeji9.com
“Excellent communication and rapid sample turnaround. The peptide purity was exactly as claimed, and the documentation satisfied our QC team instantly.”
- Sarah Miller, Procurement Manager, GenTech Labs (Canada)
“We appreciated the transparent pricing sheet and the ability to scale from 0.5 g to 2 kg without price spikes. Delivery arrived on schedule despite the pandemic.”
- James Patel, Operations Director, MedInnovate (UK)
“Custom biotinylated HBV core 128‑140 peptide performed flawlessly in our ELISA platform. The technical support team helped us optimize the conjugation protocol.”
- Li Wei, Senior Scientist, SinoBio Diagnostics (China)
“Regulatory documents arrived with the shipment, saving us weeks of paperwork. Trustworthy partner for clinical‑grade peptides.”
- Dr. Anna Schmidt, Clinical Research Lead, BioPharma AG (Germany)
Senior Peptide Development Manager, Global Technology Co., Ltd
With over 15 years in peptide synthesis, I have led GMP‑compliant projects for FDA‑registered biologics and authored 12 peer‑reviewed papers on antiviral peptide design. My team has successfully delivered over 5 tonnes of high‑purity peptides to Fortune 500 biotech firms worldwide.
Ready to secure your supply of HBV core 107‑115 & 128‑140 peptides?
Contact Us TodayTel: +86 199 4383 0844 | Email: service@huanqiukeji9.com | Address: No. 14, 863 Park, Zhongyuan District, Zhengzhou City, Henan Province, China