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Accumulation of toxic and essential trace metals in fish and prawns from keti bunder thatta district,sindh
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نویسنده
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tabinda a.b. ,hussain m. ,ahmed i. ,yasar a.
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منبع
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pakistan journal of zoology - 2010 - دوره : 42 - شماره : 5 - صفحه:631 -638
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چکیده
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Toxic and essential trace element,contents of six fish and two prawn species from keti bunder were determined by atomic absorption spectrometry. the mean concentrations (μg g-1 wet weight) of toxic and trace elements in the muscle of fish and prawn were cd: 0.024-0.035 and 0.025-0.026,as: nd-0.014 and 0.003-0.01. ni: 0.149-1.420 and 0.155-0.157. pb: 0.001-3.600 and 0.098-0.100,zn: 0.460-1.490 and 0.250-1.454,cu: 0.001-2.800 and 0.003-0.006,fe: 0.081-7.350 and 0.085-0.133,cr: 0.209-2.309 and 1.706-1.921. level of pb and cu in pampus argenteus and tenualosa ilisha and cr in most of the fish and prawn species exceeded the recommended limits. copyright 2010 zoological society of pakistan.
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کلیدواژه
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Atomic absorption spectrometry; Heavy metals; Keti bunder; Toxic/trace metals
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آدرس
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sustainable development study center,gc university,lahore, Pakistan, departments of chemistry,university of karachi,karachi, Pakistan, departments of zoology,university of karachi,karachi, Pakistan, sustainable development study center,gc university,lahore, Pakistan
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Authors
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