公开(公告)号：US20230243786A1

公开(公告)日：2023-08-03

申请号：US18011051

申请日：2021-06-18

Applicant: UNIVERSITEIT LEIDEN

Inventor： Amy C. HARMS ,  Thomas HANKEMEIER ,  Tom VAN DER LAAN

IPC: G01N30/46 ,  G01N30/08 ,  B01D15/12 ,  B01D15/36 ,  B01D15/32 ,  B01D15/18 ,  B01D15/38

CPC classification number: G01N30/468 ,  G01N30/08 ,  B01D15/125 ,  B01D15/362 ,  B01D15/363 ,  B01D15/325 ,  B01D15/1871 ,  B01D15/3847 ,  G01N2030/085

Abstract: A chromatography analysis apparatus (30) comprises: a fractionation device (32) for receiving a sample, the fractionation device (32) defining a sample flow path that includes a guard column; and a fractionation output analyser (34), wherein a fractionation output of the guard column is provided to an input of the fractionation output analyser (34) for enabling subsequent analysis of the fractionation output by the fractionation output analyser (34).