Ordering Information
In the field of heterocycles, modified nucleotides and unnatural amino acids, we are recognized expert. We build up real expertise.

If you know the CAS NO or Catalog NO of our product, please go to Order by Catalog.

If you need custom synthesis, please go to Custom Synthesis.

For any other requirements, we are happy to discuss and provide whole-range solutions. Please contact us by telephone, fax, e‐mail or online:
86-10-62479775 (Phone)
86‐10‐62651721 (Phone)
86‐15010286266 (Phone)
86‐10‐62651521 (Fax)
info@okeanos.com.cn (e‐mail)
www.okeanos.com.cn (web site)

General Correspondence:
OKeanos Tech. Co., Ltd.
103 Beiqing Rd, Haidian District
Beijing, China 100094

Quality Control
All products are analytically tested. The certificates of analysis will be issued before product delivery. We have multiple analytical methods, including HPLC, GC, NMR, MS, elemental analysis, etc. Depending on special requirements, we can provide corresponding analytical data.

Returns
If you find it necessary to return a product, please request prior written authorization from us. Any damage, due to transit, must be reported within 5 days. Any quality related problems must be reported within 30 days. There is no warranty, express or implied, as to application of these products for any particular purpose. Responsibility for accidents arising from the handling and use of the listed products rests solely with the purchaser. Products should be handled by qualified technical personnel, trained in safe laboratory practice and potential hazards. All products that we supply are sold for research and development use only. Products are not intended for direct food or drug use.