▎ 摘　　要

NOVELTY - The method involves providing an aqueous solution of liquid metal and graphene oxide or its derivative, adding liquid metal to the aqueous solution of the graphene oxide and the derivative oxide. A pH value of a system is adjusted to obtain a mixed solution. The mixed solution is processed to change the liquid metal into nano-scale particles. USE - Method for manufacturing electrochemical detection electrode of heavy metal ion based on liquid metal nano particles. Uses include but are not limited to flexible electronic, catalysis, medical and energy fields. ADVANTAGE - The method enables avoiding problem of the toxicity of the mercury electrode detected by the current heavy metal ion electrochemistry, increasing updating rate of the surface of the solid heavy metal-ion electrochemical detection electrode, protecting the electrochemical electrode of heavy metal ions based on liquid metal nanometre particle, using liquid metal nano-particle as electrochemical detector, successfully detecting lead ion and cadmium ion in the solution, reducing partial functional group of graphene oxide in the process of liquid metal into nano-liquid drop system, increasing conductivity of reducing graphene. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for a heavy metal ion electrochemical detection electrode based on liquid metal nano particles. DESCRIPTION OF DRAWING(S) - The drawing shows a flow diagram illustrating a method for manufacturing electrochemical detection electrode of heavy metal ion. (Drawing includes non-English language text).