| Supplier | Phone | Fax | Country | Inquiry contact |
|---|---|---|---|---|
| Alpha Biopharmaceuticals Co., Ltd. | +86-411-39042693 | +86-411-39042497 | P.R.China | REQUEST |
| Iris Biotech GmbH | +49-(0)9231-97121-0 | +49-(0)9231-97121-99 | Germany | REQUEST |
| Leap Chem Co., Ltd | +852-30606658 | P.R.China | REQUEST |