... is so easy.Advantages:• Smallest and exquisite heavy metal tester• Sensitivity, reached ppb• Fast measuring, single ... mercury, arsenic, lead, zinc, cadmium, copper, and chromium, nickel, manganese, thallium, ferrum and other heavy metal ion monitoring ... Parameter : Parameter NameParameter ValuesPrinciple(ASV)Monitoring ionMercury,arsenic,lead,zinc,cadmium,copper,chromium,nickel,manganese,thallium, ...