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Separation of diphenhydramine dequalinium chloride and dexamethasone by HPLC using ion pair reagents in an unusual way
Summary
Type:
HPLC
Application #:
104190
Catalog#:
720018.40 - MN HPLC Column, Nucleosil C18, 100A, 7um, 4x250mm
Detection:
UV
Conditions:
eluent: 5.59g Et4N+F3CSO3- in 1060ml H2O + 840ml MeCN + 100ml THF
flow rate 0.8ml/min
temperature 30°C
Authors:
Surmann JP
Source:
Z Anal Chem 331 (1988) 630 - 633
Details
Legend: Fig. 3. Chromatogram of dexamethasone (Dex), diphenhydramine (Diph), dequalinium chloride (Deq).
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