期刊
FOOD ADDITIVES & CONTAMINANTS PART B-SURVEILLANCE
卷 11, 期 2, 页码 92-102出版社
TAYLOR & FRANCIS LTD
DOI: 10.1080/19393210.2017.1420700
关键词
Cadmium; lead; exposure; cocoa powder; chocolate products
Cocoa powder and chocolate products are known to sometimes contain cadmium (Cd) and lead (Pb) from environmental origins. A convenience sample of cocoa powder, dark chocolate, milk chocolate, and cocoa nib products was purchased at retail in the US and analysed using inductively coupled plasma mass spectrometry to assess Cd and Pb concentrations. Cd and Pb were evaluated in relation to the percent cocoa solids and to the reported origin of the cocoa powder and chocolate products. Cd ranged from 0.004 to 3.15mg/kg and Pb ranged from
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