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Biphenyl
Proprietary phase
Increased
retention and
selectivity vs.
phenyl phases
Alternate selectivity through π-π interactions: analytes with aromatic
functionalities, double or triple bonds, and/or electron withdrawing groups
Si
Si
O
Propyl
Spacer
phenyl
Si
Si
O
Conventional
Propyl phenyl
Si
O
Si
O
O
O
Aromatic Selectivity
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