High pH Increases Retention of Antihistamines
{"Image DocumentName": "High pH Increases Retention of Antihistamines", "Image ImageDescription": "Column: ZORBAX Extend-C18, 4.6 x 150 mm, 5 \u00b5m Mobile Phase: See Below Flow Rate: 1.0 mL/min Temperature: RT Detection: UV 254 nm. Sample: 1. Maleate 2. Scopolamine 3. Pseudoephedrine 4. Doxylamine 5. Chlorpheniramine 6. Triprolidine 7. Diphenhydramine. pH 7. 30% 20 mM Na2HPO4. 70% MeOH. pH % 20 mM TEA. 70% MeOH. tR = 8.5. tR = The retention of this sample of basic compounds increases at high pH. HPLC v\u00fdvoj metody.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}