W-3B特點：
ZW-3B開放式過濾器由採用薄膜過濾法原理，與TW-303/STV6/STV3配套使用的專業哭材。主要用於各類水質、藥品、食品等介質中微生物檢測及實驗室中進行除菌、除微粒等。它具有可重複使用、操作過程不易受到污染、晚于清潔等特點。

Features :
 ZW-3B open filters by using membrane filtration method principle, ZW-600/300/STV6A/STV3A and supporting the professional use of wood cry. Mainly used for various types of water, medicine, food and other media and microbiological testing laboratory for sterilization, in addition to other particles. It is reusable, and the operation less susceptible to pollution, in the evening cleaning characteristics.