| Supplier | Phone | Fax | Country | Inquiry contact |
|---|---|---|---|---|
| AK Scientific, Inc. | +1 (510) 429-8835 | +1 (510) 429-8836 | USA | REQUEST |
| Merck Schuchardt OHG | +49-8102-802 0 | +49-8102-802 175 | Germany | REQUEST |
| Molekula GmbH | +49 (0) 89 360 900 900 | +49 (0) 89 360 900 901 | Germany | REQUEST |
| Santa Cruz Biotechnology, Inc. | +1 214-902-3910 | USA | REQUEST |