濃度測定管
Concentration measuring tube
檢測管是指一種迅速測定磁懸液濃度的工具。它是在細玻璃管中充填一定量的檢測磁懸液。
Detection tube refers to a tool for rapidly measuring the concentration of magnetic suspension. It fills a small glass tube with a certain amount of detection magnetic suspension.
檢測管是一種使用簡便、快速、直讀式的、價格低廉的磁懸液檢測工具，可以定性、定量地檢測磁懸液的濃度。
The detection tube is a simple, fast, direct-reading and inexpensive magnetic suspension detection tool, which can qualitatively and quantitatively detect the concentration of magnetic suspension.
