1. What kinds of products and services can Pepsynth offer to worldwide customers?
We are probably the largest producers for peptide reagents, custom peptides and custom antibodies combined in the world

2.What is the standard payment term given to Pepsynth's customer
30 days net

3. Can Pepsynth accept credit card payment?

4. Can Pepsynth accept Paypal payment?

5.Can Pepsynth accept Western union payment?

6. What is normal delivery time using Fedex/DHL/UPS/TNT courier service?
3-4 days

7. Does Pepsynth has back money guarantee policy?
Yes, we will refund 100% if our products and services do not meet our guaranteed quality standard or our customer is not satisfied with products and services.

8. Is Pepsynth ISO 9001:2008 certified?
Yes, we are ISO certified since 2006.

9. Do you have keep stock for most of your products in Pepsynth?
Yes, we do keep stock for most regular products. you will wish to inquire us which specified products are in stock.

10. What is the normal lead time if the products are not in stock?
Depending on the order quantity, it will be 3-4 weeks for peptide reagents, 2-3 weeks for custom peptides, 10-12 weeks for polyclonal antibody and 20-24 weeks for monoclonal antibody.

Specific product requirements


Business areas encompassed by PEPSYNTH products are

  • Peptides
  • Pharmaceutical Intermediates
  • Intermediates for Personal Care Products
  • Specialty Organic and Inorganic Chemicals
  • Intermediates for Electroplating Chemicals
  • Water Treatment Chemicals
  • Descalents
  • Flame Retardants