| Supplier | Phone | Fax | Country | Inquiry contact |
|---|---|---|---|---|
| BASF Belgium S.A. / N.V. | +32-2-373 2111 | +32-2-375 1042 | Belgium | REQUEST |
| Dayang Chem (Hangzhou) Co.,Ltd. | +86-571-88938639 | +86-571-8893-8652 | P.R.China | REQUEST |
| Kowa American Corp. | +1-(212)303-7900 | +1-(212)310-0201 | USA | REQUEST |
| OQEMA AG | +49 2161 356 0 | +49 2161 356 111 | Germany | REQUEST |