Mercury determination in soil and sludge samples by HR CS GFAAS: comparison of sample preparation procedures and chemical modifiers

Mercury (Hg) is an admittedly toxic element. From an analytical viewpoint, Hg volatility makes preparation of samples containing Hg as well as Hg detection therein a challenging task. The quality of the results is mainly associated with sample pretreatment. Moreover, there are difficulties inherent...

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