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In this study, honeysuckle, a common Chinese herbal medicine, produced from different areas was investigated for total arsenic and arsenic species concentration. The total arsenic concentrations were determined by inductively coupled plasma mass spectrometry (ICP-MS) and ranged from 275 to 635 μg kg−1. A microwave-assisted procedure with 1 % phosphoric acid (v/v) was used for the extraction of arsenic...
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