“浙八味”药材中重金属铅、镉、铜含量分析
Guangdong Trace Elements Science(2008)
Abstract
为对"浙八味"药材质量控制和安全用药提供可靠的依据,采用灰化法处理样品,火焰原子吸收分光光度法测定了其铅、镉、铜含量。结果表明,8种药材中的铅含量为0.828 1~1.747 3 mg.kg-1,镉含量为0.116 9~0.295 0mg.kg-1,铜含量为2.519 5~8.286 4 mg.kg-1。8种药材均检出一定量的有害重金属,但含量较低,未超出国家限量标准,符合《药用植物及制剂进出口绿色行业标准》的有关规定。
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Key words
atomic absorption spectrophotometry(AAS),heavy metal,traditional Chinese medicine,copper,cadmium,lead
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