| Catalogue |
| Supplier | Country | Telephone |
| DragonChem Limited | China | +852-23190918 |
| D & J (Shanghai) Technology Co., Ltd. | China | 86-21-37620451 |
| Belaquilon Alc | Belarus | +375 (17) 512 1576 |
| TOW-INT Tech | China | +86-21-51537683 |
| Shanghai Beiyi Bioequip Information Co., Ltd. | Aruba | +86 21 64166852 |
| Zhengzhou Kaimina Technology Co.,Ltd | China | +86 18739923017 |
| STEMart | United States | 1-516-680-1838 |
| Shijiazhuang Jiemu Machinery Equipment Co.,Ltd | China | +8615132113824 |
| ShangHai KuoSi Electronic Co., Ltd | China | 0086-21-51036331 |
| Pribolab Pte. Ltd | Singapore | +86 17657127611 |
| DuraSafer(Beijing)Technology Ltd. | China | +86-010-80849668 |
| Alamar Biosciences, Inc. | United States | 1 (510) 626-9888 |
| Keysight Technologies, Inc. | United States | 1800-375-8100 |
| Hefei Hezhong Medical Technology Co., Ltd. | China | 0086-17855111057 |
| Rapport Therapeutics | United States | +1 857-321-8020 |
| Camprock Analytika Ezzentialez Trading | Philippines | 0427849321 |
| VALIDOGEN GmbH | Austria | +43 (316) 4009-4000 |
| Shanghai Yinzhisci instrument co.,ltd | China | 0086-13701760200 |
| Azenta | United States | 14633123350 |
| AnalytiChem GmbH | Germany | +49 (203) 51 94 200 |