| Supplier | Phone | Fax | Country | Inquiry contact |
|---|---|---|---|---|
| Brown Chemical Co. Inc. | +1-(201)337-0900 | +1-(201)337-9026 | USA | REQUEST |
| BuGuCh & Partners | Germany | REQUEST | ||
| Caesar & Loretz GmbH | +49 2103-49940 | Germany | REQUEST | |
| Carbone Scientific Co., Ltd. | +44 (0)203 769 4441 ext 1 | +44 (0)203 769 4441 ext 2 | U.K. | REQUEST |
| Century Multech, Inc. | +1-718-353-9885 | +1-718-353-9878 | USA | REQUEST |
| Coyne Chemical Co. Inc. | +1-(215)785-3000 | +1-(215)785-1585 | USA | REQUEST |
| Dayang Chem (Hangzhou) Co.,Ltd. | +86-571-88938639 | +86-571-8893-8652 | P.R.China | REQUEST |
| Fox Chemicals GmbH | +49 7240 927151 | +49 7240 927150 | Germany | REQUEST |
| Gadot Biochemical Industries, Inc. | +972 4 8461555 | +972 4 8727410 | Israel | REQUEST |
| Hangzhou Lingrui Chemical Co., Ltd. | +86-571-88092529 | +86-571-87334908 | P.R.China | REQUEST |
| Hangzhou Zhongqi Chem Co., Ltd | +86-571-86976032 | +86-571-86972162 | P.R.China | REQUEST |
| Helm U.S. Corporation | +1-(732)981-1160 | +1-(732)981 0965 | USA | REQUEST |
| Rochem International Inc. | +1-631-738-1188 | +1-631-738-1199 | USA | REQUEST |
| Santa Cruz Biotechnology, Inc. | +1 214-902-3910 | USA | REQUEST | |
| Sigma-Aldrich International GmbH | +41 81 755 28 28 | +41 81 755 28 15 | Switzerland | REQUEST |
| Vitusa Products Inc. | +1-908-665-2900 | +1-908-665-2662 | USA | REQUEST |
| Wuhan PharmChem Co., LTD. | +86 27 85835203 | +86 27 85835203 | P.R.China | REQUEST |
| Xi'an Taicheng Chem Co., Ltd | +86-29-85439295 | +86-29-85439295 | P.R.China | REQUEST |