A highly sensitive color reaction of Cadmium and the action mechanism of surfactants were studied by using 2-chloro-4-nitrobenzenediazoaminoazobenzeno(CND AA) as chromogenic reagent.

• 本文以2-氯-4-硝基苯重氮氨基偶氮苯(CNDAA)为显色剂,研究了镉的高灵敏显色体系及表面活性剂的作用机理。