FIELD: chemistry.
SUBSTANCE: invention relates to field of analytic chemistry. Carrier is modified with organosilicon compound, containing -SH or -NH2 group, is processed with colloid gold solution. After that, sulphur-containing organic compound is covalently fixed on the surface of gold nanoparticles.
EFFECT: claimed is method of obtaining separation material, containing silicon dioxide-based carrier and gold nanoparticles.
3 cl, 6 dwg
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