Method and device applied to detection of toxic metal ions in water

Method and device applied to detection of toxic metal ions in water

  • CN 104,297,240 A
  • Filed: 10/24/2014
  • Published: 01/21/2015
  • Est. Priority Date: 10/24/2014
  • Status: Active Application
First Claim
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1. the detection method of intoxicating metallic ion in a water, it is characterized in that, described detection method is for chromophoric solution with 1-(2-pyridylazo)-beta naphthal solution, chromophoric solution is added in water sample to be measured and carries out chromogenic reaction, according to whether occurring in reaction system that feature redness qualitatively judges whether containing intoxicating metallic ion in water sample to be measured, described intoxicating metallic ion comprises Cd 2+, Pb 2+, Hg 2+, Mn 2+, Ti 3+, V 3+, Co 2+, Ni 2+, Cu 2+, Zn 2+in one or more.

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