| Supplier | Phone | Fax | Country | Inquiry contact |
|---|---|---|---|---|
| AK Scientific, Inc. | +1 (510) 429-8835 | +1 (510) 429-8836 | USA | REQUEST |
| Albany Molecular Research Inc. (AMRI) - Spain/ Valladolid | +34 983 548072 | +34 983 548113 | Spain | REQUEST |
| Molekula GmbH | +49 (0) 89 360 900 900 | +49 (0) 89 360 900 901 | Germany | REQUEST |
| R.J. Chemicals, Inc. | +1-954-345-6121 | +1-954-345-6171 | USA | REQUEST |