US 12,354,860 B2
Analysis method, adsorption prevention agent, and analysis kit
Yuka Fujito, Kyoto (JP); Takanari Hattori, Kyoto (JP); and Tomohisa Hasunuma, Hyogo (JP)
Assigned to NATIONAL UNIVERSITY CORPORATION KOBE UNIVERSITY, Hyogo (JP); and SHIMADZU CORPORATION, Kyoto (JP)
Filed by NATIONAL UNIVERSITY CORPORATION KOBE UNIVERSITY, Hyogo (JP); and SHIMADZU CORPORATION, Kyoto (JP)
Filed on May 5, 2023, as Appl. No. 18/143,628.
Application 18/143,628 is a continuation of application No. 17/289,074, granted, now 11,694,886, previously published as PCT/JP2019/042574, filed on Oct. 30, 2019.
Claims priority of application No. 2018-207620 (JP), filed on Nov. 2, 2018.
Prior Publication US 2023/0274925 A1, Aug. 31, 2023
Int. Cl. H01J 49/00 (2006.01); G01N 30/72 (2006.01); H01J 49/04 (2006.01); H01J 49/16 (2006.01); G01N 30/02 (2006.01)
CPC H01J 49/0445 (2013.01) [G01N 30/7266 (2013.01); H01J 49/0031 (2013.01); H01J 49/0036 (2013.01); H01J 49/165 (2013.01); G01N 2030/027 (2013.01)] 4 Claims
OG exemplary drawing
 
1. An analysis method comprising:
performing liquid chromatography using a stationary phase containing a metal and a mobile phase including an adsorption prevention agent for preventing adsorption of a sample including a compound having a phosphate group to the metal contained in the stationary phase; and
performing mass spectrometry on an eluate of the liquid chromatography.