| Catalogue |
| Supplier | Country | Telephone |
| CIQTEK | China | +86 551 62835225 |
| MtoZ Biolabs, Inc. | United States | 0086-18573629535 |
| Shanghai Chenfeng Biotech Co., Ltd | China | +8613175593256 |
| YANTAI BAGEASE PACKAGING PRODUCTS CO.,LTD. | China | +8613780964661 |
| Shanghai Yaxin Biotechnology Co., Ltd. | China | +86-21-54336592 |
| Niumag Corporation | China | +86-15618037925 |
| KYKY Technology Development Ltd. | China | 86-10-62571593 |
| Channel Tech Scientific Instruments | China | 86-10-62111044 |
| SCIEX | United States | 1 877-740-2129 |
| Rapid Novor Inc. | Canada | (519) 593-2267 |
| AIRMOTEC/CHROMATOTEC | France | 00 (33) 557940471 |
| BüCHI Labortechnik AG | Switzerland | +41 71 394 63 63 |
| Agilent Technologies | United States | +1 408-345-8886 |
| Hua Guang analysis instrument company | China | 86-24-22515162 |