https://www.jshanbon.com/products/sfc-dynamic-axial-compression-column/
SFC-Dynamic Axial Compression Column (DAC) has the most mature loading technology in the field of preparative chromatography. It can self load, maintain column pressure and self unload, with the function of the chromatographic column and packed column machine. The chromatographic column packed with DAC can meet the requirements of continuity, uniformity, stability and tightness of column bed and eliminate the influence of column-bed collapse.