| Supplier | Phone | Fax | Country | Inquiry contact |
|---|---|---|---|---|
| Biesterfeld Spezialchemie GmbH | +49-40 32008 326 | +49-40 32008 696 | Germany | REQUEST |
| BIOZOL Diagnostica Vertrieb GmbH | +49-871-966346-0 | +49-871-966346-13 | Germany | REQUEST |
| BuGuCh & Partners | Germany | REQUEST | ||
| Kowa American Corp. | +1-(212)303-7900 | +1-(212)310-0201 | USA | REQUEST |