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本文通过删去灰化步骤，缩短干燥时间，在无基体改进剂的条件下，提出了快速测定水中痕量钢、铅、镉的方法。方法简单、快速，符合常规水质分析需要。
In this paper, a rapid method for the determination of trace amounts of lead, cadmium and lead in water was proposed by eliminating the ashing steps and shortening the drying time without matrix modifier. The method is simple, fast, in line with routine water quality analysis needs.