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Continue to ChatLigandless switchable solvent based liquid phase microextraction of nickel from food and cigarette samples prior to its micro-sampling flame atomic absorption spectrometric determination - https://avesis.erciyes.edu.tr/yayin/34e78929-c7cb-4370-b565-fdc3052f3f27/ligandless-switchable-solvent-based-liquid-phase-microextraction-of-nickel-from-food-and-cigarette-samples-prior-to-its-micro-sampling-flame-atomic-absorption-spectrometric-determination