| Supplier | Phone | Fax | Country | Inquiry contact |
|---|---|---|---|---|
| AK Scientific, Inc. | +1 (510) 429-8835 | +1 (510) 429-8836 | USA | REQUEST |
| Dayang Chem (Hangzhou) Co.,Ltd. | +86-571-88938639 | +86-571-8893-8652 | P.R.China | REQUEST |
| Hangzhou Zhongqi Chem Co., Ltd | +86-571-86976032 | +86-571-86972162 | P.R.China | REQUEST |
| Molekula GmbH | +49 (0) 89 360 900 900 | +49 (0) 89 360 900 901 | Germany | REQUEST |
| Purestar Chem Enterprise Co., Ltd. | +86-572-2157374 | +86-572-2146389 | P.R.China | REQUEST |
| Synthon-Chemicals GmbH & Co. KG | +49 3494 636983 | +49 3494 636969 | Germany | REQUEST |