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來源資料
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題 名 | 臺灣地區蔬菜鎘、鉛濃度調查=Contents of Cadmium and Lead in Vegetable Crops Produced in Taiwan |
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作 者 | 林毓雯; 劉滄棽; 陳吉村; 湯雪溶; 陳鴻堂; 卓家榮; 蔡正賢; 林永鴻; 張繼中; 蔡淑珍; 黃維廷; | 書刊名 | 臺灣農業研究 |
卷 期 | 61:1 2012.03[民101.03] |
頁 次 | 頁38-51 |
分類號 | 412.37 |
關鍵詞 | 鎘; 鉛; 蔬菜作物; 食品安全; Cadmium; Lead; Vegetable crops; Food safety; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究之目的在瞭解台灣地區蔬菜鎘、鉛濃度。蔬菜樣本採自台灣地區主要蔬菜產區,共1900個樣本,取可食用部位以濃硝酸及過氯酸消化後,以感應耦合電漿原子放射光譜儀測定鎘、鉛濃度。結果顯示:各類蔬菜平均鎘濃度(濕基)分別為葉菜類ND–0.151 mg kg^(-1)、(半)結球菜類ND–0.080 mg kg^(-1)、根莖菜類ND–0.116 mg kg^(-1)、瓜菜及果菜類ND–0.115 mg kg^(-1);鉛濃度 (濕基) 則為葉菜類ND–0.294 mg kg^(-1)、(半)結球菜類ND–0.239 mg kg^(-1)、根莖菜類ND–0.619 mg kg^(-1)、瓜菜及果菜類ND–0.064 mg kg^(-1)。蔬菜樣本中鎘濃度超出衛生署公告的「蔬果植物類重金屬限量標準」者占0.6%,鉛濃度超出限值者占0.7%,其中高麗菜、(半)結球萵苣、胡蘿蔔分別有6.1%、9.8%、0.6%樣本鎘濃度超出限值,蘿蔔及胡蘿蔔分別有0.3%及4.0%樣本鉛濃度超出限值。 |
英文摘要 | In order to understand contents of cadmium and lead in vegetable crops produced in Taiwan, a total of 1900 samples of vegetable crops were collected from major vegetable growing areas in Taiwan and used in this study. These samples were digested by concentrated nitric acid and perchloric acid and then analyzed for contents of cadmium and lead, using inductively coupled plasma atomic emission spectrometer. Results showed that mean concentrations of cadmium (fresh weight basis) were ND–0.151 mg kg^(-1) in leaf vegetables, ND–0.080 mg kg^(-1) in head vegetables, ND–0.116 mg kg^(-1) in root/stem vegetables, and ND–0.115 mg kg-1 in gourd/fruit vegetables, whereas mean concentrations of lead were ND–0.294 mg kg^(-1) in leaf vegetables, ND–0.239 mg kg^(-1) in head vegetables, ND–0.619 mg kg^(-1) in root/stem vegetables, and ND–0.064 mg kg^(-1) in gourd/fruit vegetables. Results also showed that 0.6% and 0.7% of vegetable samples exceeded the food regulation levels for cadmium and lead in Taiwan, respectively. We particularly emphasized that 6.1%, 9.8%, and 0.6% of cabbage, iceberg lettuce, and carrot samples exceeded the regulation levels for cadmium, respectively, while 0.3% and 4.0% of radish and carrot samples exceeded those for lead, respectively. |
本系統中英文摘要資訊取自各篇刊載內容。