Separations were achieved on a Teknokroma Mediterranean sea column (Tecknokroma, Barcelona, Spain) (RP- 18, 25 0.46 cm; 5 lm particle size) and a guard column of the same material, at 30 C.
Separations were achieved on a TeknokromaMediterranean sea column (Tecknokroma, Barcelona, Spain) (RP-18, 25 0.46 cm; 5 lm particle size) and a guard column of thesame material, at 30 C.