| Ohaus/VX-32XW2500L 奥豪斯工业秤 | 207 | ¥20740.00 | ¥20740.00 | | ¥20740.00 |  |
| Ohaus/XL10 kg x 1g奥豪斯便携式天平 | 61 | ¥6170.00 | ¥6170.00 | | ¥6170.00 |  |
| Silver metal membranes 5微米银膜过滤器 | 41 | ¥4150.00 | ¥4150.00 | | ¥4150.00 |  |
| Cole-Parmer 组合离子选择性电极,镉(CD +2), CN-27504-04 | 29 | ¥2904.00 | ¥2904.00 | | ¥2904.00 |  |