产品名称：直形冷凝管
产品材质：玻璃
产品规格：
| 200/14*2 / 19*2 | 52.00 |
| 200mm/24*24 | 54.50 |
| 300mm/19*19 | 56.00 |
| 300mm/24*24 | 58.50 |
| 300mm/29*29 | 61.00 |
| 400mm/19*19 | 59.50 |
| 400mm/24*24 | 62.00 |
| 400mm/29*29 | 66.00 |
| 500mm/19*19 | 80.00 |
| 500mm/24*24 | 83.50 |
| 500mm/29*29 | 88.00 |
| 600mm/24*24 | 99.00 |
| 600mm/29*29 | 110.00 |
产品特点：耐磨、耐酸、耐碱、硬度高
产品用途：科研、化工、院校、医药卫生等
