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A novel micelle to solvent stacking on-line sample preconcentration technique in capillary zone electrophoresis (MSS-CZE) has been developed to determine the strychnine and brucine in traditional Chinese medicine preparations. The optimal running buffer was 30mmol/L H 3 PO 4 containing 20% acetonitrile at pH 4.0. The sample matrix was 8mmol/L H 3 PO 4 containing 5mmol/L...
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