Investigation on the contamination of some heavy metals and arsemc in marme products originated from Yantai sea areas
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R155.5

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    Abstract:

    Objective To investigate the contamination status of heavy metals in common marine products originated from the yellow sea and bohai sea areas in Yantai. Methods The levels of Hg, Crl, Ph, As and Sh in marine products were deterruined by Atomic Fluorescence and Atomic Absorption Spectrophotometry. The results were analyzed and evaluated by variance analysis, single factor pollution index and metal pollution index, and the results were compared with those from other sea areas. Results The average levels of Hg, Ccl, Pb, As, Cu and Sb in marine products were 0.044m~kg, 0. 602mg/kg, 0. 258mg/kg, 0. 167mg/kg, 7. 934mg/kg, and 0. 0063mg/kg respectively. The severity of contamination of heavy metals was different in various marine products. The contamination of Cd evaluated by single factor pollution index was the worst. The average levels of Cd in squid, short-leg octopus, scallop, edible mantis shrimp, crab and the average levels of As in razor clam were impermissibly high. The average levels of other heavy metals hased on the evaluation with the metal pollution index were normal. The abilities of accumulating heavy metals of crab, eclible ruantis shrimp, short-leg octopus, squid and razor clam were more intensive in comparison with other marine products. Conclusion The distribution of Hg, Cd, Pb, As and Sb in marine products in the yellow sea and bohai sea areas was uneven. The contamination of Cd, As and Pb was especially bad, which indicated that much attention should be devoted to the problem of environmental pollution in offshore and coastal zones.

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Wang Maobo, Liu Zhengy, Li Jing, Yu Tao, Yu Shutao, Tian Yunlong, Liu Haiyun, Wang Yuelei, Ding Hui, Li Guozhong, Zhang Jianjun. Investigation on the contamination of some heavy metals and arsemc in marme products originated from Yantai sea areas[J].中国食品卫生杂志,2012,24(1):67-70.

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