| | accumet 台式更换水表的pH / ATC探头 | 17 | ￥1720.00 | ￥1720.00 | | ￥1720.00 |  |
| | Masterflex 07518-40 L / S易装ATEX区域2泵头精密管材，PSF外壳，不锈钢转子 | 29 | ￥2990.00 | ￥2990.00 | | ￥2990.00 | |
| | accumet Accutuph pH电极，组合，单结，填充，玻璃身体，BNC | 13 | ￥1310.00 | ￥1310.00 | | ￥1310.00 | |
| | accumet pH电极，组合，平整，填充，环氧体，BNC | 21 | ￥2150.00 | ￥2150.00 | | ￥2150.00 | |
