Journal of Analytical Science and Technology

Table 8 Determination of copper and cadmium in water samples

From: The use of Phanerochaete chrysosporium for modification of bentonite for preconcentration and determination of heavy metals

Water samples	Element	Added (μg)	Recovery^b %
Tap water	Cu	10	94.5 ± 0.3
		20	95.6 ± 0.4
		30	96.4 ± 0.3
	Cd	10	92.3 ± 0.4
		20	94.2 ± 0.3
		30	95.5 ± 0.4
Spring water	Cu	10	96.5 ± 0.4
		20	96.8 ± 0.3
		30	97.2 ± 0.4
	Cd	10	95.7 ± 0.4
		20	96.4 ± 0.3
		30	97.3 ± 0.4

^bMean of 5 determinations with 95% confidence level (N= 5)

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