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  • Mar-28 2014
    Tester for pesticide residues introduction 2 Instrument Structure There is 4 buttons for the instrument in all, function is as follows : Enter button : Operator ensure his operatio...
  • Mar-21 2014
    Tester for Pesticide residues introduction 1 Testing Principle After digestion to the sample , all metals (Arsenic, Lead, Mercury, Cadmium, Chromium) are into ionic form , heavy me...
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