How to install furniture casters ?

How to remove the chemical equation of copper chloride in iron chloride? Too much iron can be added,Then filter,Finally, excessive Cl was passed.Cl2 2Fe2 = 2Fe3 2Cl-Iron chloride is a valence compound.Chemical formula: FeCl3.Also known as Iron Chloride,It's black brown,There are also flaky,It is soluble in water and has strong water absorption,Can absorb the moisture in the air and moisture.When FeCl3 was precipitated from aqueous solution, six crystalline water was FeCl3 6H2O,The six-water and trichloride iron is an orange crystal.Iron chloride is an important iron salt.A color reaction between iron chloride and phenol: a structure with a link between the hydroxide and sp2 hybrid carbon atoms (-C = C-OH) the structure of the compound can show a special color with the aqueous solution of FeCl3: phenol and benzene triphenol are purple;There is a green color of phenol and phenol;Methyl phenol is blue.Some phenol is not colored.(1) pass KCN solution into the solution,If the solution is red,Then it show

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Is there a filter for sintering net in China? The sintering filter element can be placed in the filter,For example, you can put it in a brush filter,Backwashing filter,Accuracy can be achieved 1um-500um there are also a lot of domestic sintering filter,But also the process and materials are mixed,From the perspective of the sintering network, whether its filtering accuracy is accurate or not,Whether the material meets the standard of use.The process of the product includes welding and producing various matching workpieces,Whether the appearance of the welding process is beautiful,Whether there is a leak in the bubble experiment.Whether machining can produce non-standard and standard.Welding of the workpiece and the filter body,Meet the needs and applicability of customers.There are also many areas in Jiangsu and Zhejiang,