| Krylon 16oz. Tough Coat Osha Orange 425-S01210 | 1 | ¥139.90 | ¥139.90 | | ¥139.90 |  |
| Whatman Grade3定性滤纸1003-125 GR3 12.5CM 100/PK | 1 | ¥184.00 | ¥184.00 | | ¥184.00 |  |
| Cole-Parmer 壁挂式pH控制器具有录音功能和ATC一个输入110 VAC,50/60赫兹 | 225 | ¥22550.00 | ¥22550.00 | | ¥22550.00 |  |
| 英国whatman 10530511,GRADE 23SL/II系列滤纸,1000MMx640M | 0 | ¥0.00 | ¥0.00 | | ¥0.00 |  |
| Cole-Parmer® pH电极,线,单结,100欧姆RTD瓦特/微型音频插头,10英尺长电缆,BNC | 13 | ¥1397.00 | ¥1397.00 | | ¥1397.00 |  |
| 华溢昌隆 HR-FS-03 手持风速风向仪 | 14 | ¥1402.00 | ¥1402.00 | | ¥1402.00 |  |
| Thermo Scientific HYPERSIL 31905-152130苯基-2柱 - 2.1mm内径,长度150mm,5μm的颗粒大小 | 48 | ¥4805.00 | ¥4805.00 | | ¥4805.00 |  |