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A novel sorbent for magnetic solid-phase extraction by self-assembling of organosulfur compound, (bis-(2,4,4-trimethylpentyl)-dithiophosphinic acid), onto the silver-coated Fe 3 O 4 nanoparticles was introduced. Due to the formation of covalent bond of SAg, the new coating on the silver surface was very stable and showed high thermal stability (up to 320°C). The size, morphology, composition,...
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