A new method to determine zinc in hair using square wave voltammetry(SWV) at a bismuth film coated electrode is described.

• 00的乙二胺-盐酸缓冲溶液中,采用铋膜电极做工作电极,饱和甘汞电极为参比电极,铂为辅助电极,测定头发样品中的锌的含量。