FILTER bed set 污水過濾器
綜合科學科實驗常用裝置, 堅固耐用, 美觀實用
To study the filtration effect of dirty water by different length and content of filter bed to get clear water. Two UNBREAKABLE Transparent perspex cylinder, top is open for pouring dirty water, the bottom end is closed by a stainless steel water On/Off tap. Layers of sand & stone are embedded separately inside, high quality cotton is placed between each layer to reach the optimum effect. Overall Size : 42 x 350mm Dia. x L (long filter bed) 42 x 180mm Dia. x L (short filter bed)
Item no: 312