Comparative study on pesticide and heavy metal residuals of four cultivars of Chrysanthemum morifolium / 中国中药杂志

ABSTRACT

<p><b>OBJECTIVE</b>To study organochlorine pesticide and heavy metal residuals of Chrysanthemum morifolium.</p><p><b>METHOD</b>The contents of organochlorine pesticide residuals was determined by chromatography, Cu, Pb, Cd was determined by AAS, and As, Hg was determined by AFS.</p><p><b>RESULT AND CONCLUSION</b>The contents of organochlorine pesticide and heavy metals residuals are up to "Green Trade Standards of Importing & Exporting Medicinal plants & Preprations" (MOFTEC, 2001), but the contents are different among four cultivars clearly.</p>