Frequently Asked Questions
Everything you need to know about ordering wholesale research peptides from PUREPEPTIDESCORE.
What is your minimum order quantity (MOQ)?
Our MOQ varies by product. For standard catalog peptides, the minimum is typically 100mg. For bulk orders, we offer competitive pricing starting at 1g. For custom synthesis projects, the minimum is usually 50mg. Contact us for specific pricing tiers.
What purity levels do you guarantee?
All our research peptides come with a minimum purity guarantee of ≥98.0% as verified by HPLC. Many products routinely test at 99.0% or higher. Each batch includes a Certificate of Analysis (COA) with HPLC chromatogram and mass spectrometry data.
Do you provide Certificates of Analysis?
Yes, every batch ships with a comprehensive Certificate of Analysis including: HPLC purity report, mass spectrometry identity confirmation, endotoxin levels, heavy metals analysis, and amino acid analysis (where applicable). COAs are available for download from our website.
What is your shipping policy?
We ship worldwide via temperature-controlled logistics with cold-chain preservation. US domestic delivery: 3-5 business days. Europe: 5-7 business days. Asia & Rest of World: 7-10 business days. All shipments include temperature monitoring and tracking.
Do you offer custom peptide synthesis?
Yes, we offer full custom peptide synthesis services. Capabilities include: standard linear peptides, cyclic peptides, disulfide-bridged peptides, modified peptides (PEGylation, acetylation, amidation), and fluorescent-labeled peptides. Typical turnaround is 2-4 weeks depending on sequence complexity.
Can you formulate custom peptide blends?
Absolutely. We specialize in proprietary peptide blends for cosmetic and research applications. Our formulation team can design custom ratios, add stabilizers, and package in bulk or individual vials. Full stability testing and documentation provided.
What payment terms do you offer for B2B?
We accept wire transfer, credit card, and NET-30 terms for established customers. For first-time orders over $5,000, we require payment in advance. For repeat customers with approved credit, we offer NET-30, NET-60, and NET-90 terms.
How do you handle product storage and stability?
All products are stored at -20°C in a controlled environment. Lyophilized peptides are stable for 2 years when stored at -20°C. Reconstituted solutions should be used within 30 days and stored at 2-8°C. Each product includes a retest date on the COA.
Do you offer OEM/private label services?
Yes, we offer comprehensive OEM services including: custom packaging design, private label branding, bulk formulation, custom vial sizes, and regulatory documentation support. We sign NDAs and can accommodate exclusive supply agreements.
What regulatory documentation do you provide?
We provide full regulatory documentation including: Certificate of Analysis (COA), Certificate of Origin (COO), Material Safety Data Sheet (MSDS), Non-GMO statement, allergen-free statement, and stability data. Additional documents available upon request.
Are your products for human use?
All products sold by PUREPEPTIDESCORE are intended for research and development purposes only. They are not for human consumption, veterinary use, or clinical applications. Customers must verify their intended use complies with all applicable laws and regulations.
How do I place a wholesale order?
You can place an order by: 1) Using our online quote request form, 2) Emailing sales@purepeptidescore.com, or 3) Calling our sales team at +1 (888) 555-0142. Our team will respond within 24 hours with pricing and availability.