| Supplier | Phone | Fax | Country | Inquiry contact |
|---|---|---|---|---|
| BIOZOL Diagnostica Vertrieb GmbH | +49-871-966346-0 | +49-871-966346-13 | Germany | REQUEST |
| Helm U.S. Corporation | +1-(732)981-1160 | +1-(732)981 0965 | USA | REQUEST |
| Spec-Chem Products, Inc. | +1-515-432-8256 | +1-515-432-8366 | USA | REQUEST |