Application Example

Separation of pharmaceuticals with non-buffered eluent
Column
Aluspher® 100 RP-select B (5µm) Aluspher® 100 RP-select B (5µm)
Mobile Phase
 Acetonitrile/Water 35/65 (v/v)
Flow rate
 1.0 ml/min
Detection
 UV 220 nm
Temperature
 Room temperature
Sample

1. Levamisole
2. 5-Methyl-5-phenyldantoin (MPH)
3. 5-Phenyl-5-(2-pyridyl)-hydantoin (PPH)
4. 5-(p-Methylphenyl)-5-phenylhydantoin (MPH)
5. Diazepam