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The slurry sampling technique has been effective for the determination of nickel in human scalp hair. Hair samples were pulverized using a zirconia vibrational mill ball for 20 min. The powdered samples (0.1 g) were suspended in water and diluted to 25 ml. Nickel was determined by electrothermal atomic absorption spectrometry (ETAAS) using D 2 arc background correction combined with chemical...
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