【摘要】 通过双硫腙棉花柱分离富集后,采用火焰原子吸收方法测定了土壤中的痕量铅,探讨了双硫腙棉花柱分离富集土壤中铅的适宜条件,样品标准加入回收率为90.7～98.1%,RSD为1.2～2.0%。更多还原

【Abstract】 The determination of trace lead in soil after separating and enriching with diphenylthiocarbazone cotton by AAs was described in this paper.The optimum conditions of separating and enriching trace lead in soil by diphenylthiocarbazone cotton was studied.The recovery of lead was 90.7～98.1%,RSD was 1.2～2.0%.更多还原