| Supplier | Phone | Fax | Country | Inquiry contact |
|---|---|---|---|---|
| BCH Brühl - Chemikalien Handel GmbH | +49 2232 93307-12 | +49 2232 93307-9 | Germany | REQUEST |
| Carbone Scientific Co., Ltd. | +44 (0)203 769 4441 ext 1 | +44 (0)203 769 4441 ext 2 | U.K. | REQUEST |
| Dayang Chem (Hangzhou) Co.,Ltd. | +86-571-88938639 | +86-571-8893-8652 | P.R.China | REQUEST |
| Evonik Corporation | +1 973 541-8000 | +1 973 541-8100 | USA | REQUEST |
| Hangzhou Lingrui Chemical Co., Ltd. | +86-571-88092529 | +86-571-87334908 | P.R.China | REQUEST |
| Inchem GmbH | +49-2171-73768-0 | +49-2171-73768-29 | Germany | REQUEST |
| OPQ Chemical Co., Ltd | +86-17615852982 | P.R.China | REQUEST | |
| Sancai Industry Co.,Ltd. | +86-531-88913079 | +86-531-88913079 | P.R.China | REQUEST |
| Santa Cruz Biotechnology, Inc. | +1 214-902-3910 | USA | REQUEST | |
| Shandong Chuangying Chemical Co., Ltd. | +86 18853181302 | P.R.China | REQUEST | |
| Zehao Industry Co., Ltd. | +86-531-88909322 | +86-531-88909322 | P.R.China | REQUEST |