| | 英国Whatman11823-070纯玻璃纤维滤纸GF/D 7CM 100/PK | 5 | ￥537.00 | ￥537.00 | | ￥537.00 |  |
| | ITW CleanTips Swab, Medium CleanFoam Head, ITW Texwipe TX740B Clean Tip FOAM/LONG 6" PK500 | 13 | ￥1399.90 | ￥1399.90 | | ￥1399.90 | |
| | HANNA/哈纳 HI98172防水型便携式pH/ORP/ISE/温度测定仪 | 56 | ￥5681.00 | ￥5681.00 | | ￥5681.00 | |
