Browsing by Author Frey, Hans Helmut
Showing results 1 to 5 of 5
Issue Date | Title | Author(s) |
2011 | Core-shell particle column performance in acetylsalicylic acid related substances testing by rapid resolution liquid chromatography | Cassar, Christine; Frey, Hans Helmut; Farrugia, Claude |
2011 | The effect of micro-organisms on ghost peaks in a reversed phase HPLC system | Azzopardi, Yannis; Frey, Hans Helmut; Farrugia, Claude |
2011 | The effect of particle size on the intrinsic dissolution of acetylsalicylic acid | Darmanin, Kristina; Frey, Hans Helmut; Farrugia, Claude |
2008 | A preliminary investigation of ghost peaks in a reversed-phase gradient HPLC system | Micallef, M.; Frey, Hans Helmut; Farrugia, Claude |
2010 | A study for the method transfer of acetylsalicylic acid from HPLC to RRLC | Borg, Deborah; Frey, Hans Helmut; Farrugia, Claude |