In this paper a column chromatographic preconcentration method using dithizone supported on naphthalene for copper in natural water is provided.

• 本文利用吸附有双硫腙的微晶萘作富集柱富集天然水中痕量铜，甲酰二甲胺洗脱，火焰原子吸收光谱法测定。