title: Determination of quinine in some pharmaceutical preparations using a ring-coated piezoelectric sensor.
authors.affiliation: Department of Chemistry and Chemical Engineering, Hunan University, Changsha, People's Republic of China.
authors.forename: L H
authors.initials: LH
authors.lastname: Nie
authors.forename: X T
authors.initials: XT
authors.lastname: Zhang
authors.forename: S Z
authors.initials: SZ
authors.lastname: Yao
mesh_terms: D002138:Calibration; D004566:Electrodes; D011803:Quinine / Q000032:analysis*; D015203:Reproducibility of Results; D012996:Solutions / Q000737:chemistry
chemical_list: D012996:Solutions; D011803:Quinine