色谱柱筛板

色谱柱筛板, diam. 1/8 in., pore size 0.5 μm

色谱柱筛板, diam. 1/4 in., porosity 2 μm

色谱柱筛板, diam. 1/2 in., porosity 2 μm

色谱柱筛板, diam. 1/4 in., porosity 0.5 μm