| Supplier | Phone | Fax | Country | Inquiry contact |
|---|---|---|---|---|
| Albemarle Germany GmbH | +49 69 40126-10 | +49 69 40126-72010 | Germany | REQUEST |
| Boulder Scientific Company | +1-970-535 4494 | +1-970-535 4584 | USA | REQUEST |
| BuGuCh & Partners | Germany | REQUEST | ||
| Dayang Chem (Hangzhou) Co.,Ltd. | +86-571-88938639 | +86-571-8893-8652 | P.R.China | REQUEST |
| FAR Chemical | +1 321-723-6160 | +1 321-723-8753 | USA | REQUEST |
| Itelyum S.p.A. | +39 0382612311 | +39 0382612453 | Italy | REQUEST |
| Protex International (Aquaprox - Bioprox - Protavic - Synthron) | +33-1-4134 1400 | +33-1-4134 1416 | France | REQUEST |
| Shandong SanYoung Industry Co., Ltd | +86 155-64526813 | +86 531-56897532 | P.R.China | REQUEST |
| Simagchem Corporation | +86 592 2680 277 | +86 592 2680 237 | P.R.China | REQUEST |
| Vertellus | +44-1900-604371 | +44-1900-66943 | U.K. | REQUEST |
| Xiamen Equation Chemical Co.,Ltd | +86 592 6515854 | +86 592 6515854 | P.R.China | REQUEST |