| Supplier | Phone | Fax | Country | Inquiry contact |
|---|---|---|---|---|
| BOC Sciences | +1-631-485-4226 | +1-631-614-7828 | USA | REQUEST |
| Chemvon Biotechnology Co. Ltd. | +86-21-50790412 | +86-21-50790419 | P.R.China | REQUEST |
| Dayang Chem (Hangzhou) Co.,Ltd. | +86-571-88938639 | +86-571-8893-8652 | P.R.China | REQUEST |
| Guangzhou Topwork Chemical Co., Ltd. | +86-13544492387 | +86-20-87317062 | P.R.China | REQUEST |
| Leap Chem Co., Ltd | +852-30606658 | P.R.China | REQUEST | |
| Shanghai Chong Da Prostaglandin Fine Chemicals Co., Ltd. | +86 21-59220198 | P.R.China | REQUEST | |
| Xiamen Equation Chemical Co.,Ltd | +86 592 6515854 | +86 592 6515854 | P.R.China | REQUEST |