中药片仔癀,六味地黄丸中的微量铬、铅和镉石墨炉原子吸收法测定

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本文采用GF-AAS加平台技术、基体改进剂,测定了中药片仔癀、六味地黄丸中铬、铅和镉的含量。铬、铅和镉的线性范围分别为0~0.8ng/mL,0~50ng/mL,0~5ng/mL,回收率分别为102~103%,99~101%,97.5~98%,本方法简便快速、准确。 In this paper, the content of chromium, lead and cadmium in the Chinese medicine Pien Tze Huang and Liu Wei Di Huang Wan was determined using GF-AAS plus platform technology and matrix modifier. The linear ranges of chromium, lead, and cadmium were 0-0.8 ng/mL, 0-50 ng/mL, 0-5 ng/mL, and the recoveries were 102-103%, 99-101%, and 97.5-98%, respectively. This method is simple, rapid, and accurate.
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