通过制备条件的控制，所制得的管式多孔纤维分子筛膜的分离能力显著。
Through the control of the preparation conditions, the separation capability of the prepared tubular porous fiber molecular sieve membrane is significant.
方法采用碱裂解、中空纤维超滤浓缩、疏水层析、分子筛等分离技术纯化质粒dna。
Methods Purify plasmid DNA by a procedure consisting of alkaline lysis, ultrafiltration with hollow fiber filter, hydrophobic chromatography and molecular sieve chromatography.
扫描电镜照片显示：分子筛颗粒较均匀地分散在陶瓷纤维纸的表面及空隙中。
The scanning electron microscope photographs show that the particles of the molecular sieve are well scattered on the surface and in the voids of the ceramic fiber sheet.
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