| Supplier | Phone | Fax | Country | Inquiry contact |
|---|---|---|---|---|
| BIOZOL Diagnostica Vertrieb GmbH | +49-871-966346-0 | +49-871-966346-13 | Germany | REQUEST |
| BuGuCh & Partners | Germany | REQUEST | ||
| Dayang Chem (Hangzhou) Co.,Ltd. | +86-571-88938639 | +86-571-8893-8652 | P.R.China | REQUEST |
| Dudley Chemical Corp. | +1-732-886-3100 | +1-732-886-3688 | USA | REQUEST |
| Leap Chem Co., Ltd | +852-30606658 | P.R.China | REQUEST | |
| Molekula GmbH | +49 (0) 89 360 900 900 | +49 (0) 89 360 900 901 | Germany | REQUEST |
| Santa Cruz Biotechnology, Inc. | +1 214-902-3910 | USA | REQUEST | |
| Shandong Ench Chemical Co.,Ltd | +86-13869131854 | +86 531-8637666 | P.R.China | REQUEST |
| Sigma-Aldrich International GmbH | +41 81 755 28 28 | +41 81 755 28 15 | Switzerland | REQUEST |
| Synthon-Chemicals GmbH & Co. KG | +49 3494 636983 | +49 3494 636969 | Germany | REQUEST |